1321169408

素因数分解:

$2^9\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{337}}^1$

素因数の和:418

約数の個数: 160

約数和(自身を含む): 3098135040

約数和(自身を除く): 1776965632

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 32, 38, 52, 62, 64, 76, 104, 124, 128, 152, 208, 247, 248, 256, 304, 337, 403, 416, 494, 496, 512, 589, 608, 674, 806, 832, 988, 992, 1178, 1216, 1348, 1612, 1664, 1976, 1984, 2356, 2432, 2696, 3224, 3328, 3952, 3968, 4381, 4712, 4864, 5392, 6403, 6448, 6656, 7657, 7904, 7936, 8762, 9424, 9728, 10447, 10784, 12806, 12896, 15314, 15808, 15872, 17524, 18848, 20894, 21568, 25612, 25792, 30628, 31616, 35048, 37696, 41788, 43136, 51224, 51584, 61256, 63232, 70096, 75392, 83239, 83576, 86272, 102448, 103168, 122512, 126464, 135811, 140192, 150784, 166478, 167152, 172544, 198493, 204896, 206336, 245024, 271622, 280384, 301568, 332956, 334304, 396986, 409792, 490048, 543244, 560768, 665912, 668608, 793972, 819584, 980096, 1086488, 1121536, 1331824, 1337216, 1587944, 1639168, 1960192, 2172976, 2243072, 2580409, 2663648, 2674432, 3175888, 3278336, 3920384, 4345952, 5160818, 5327296, 5348864, 6351776, 8691904, 10321636, 10654592, 12703552, 17383808, 20643272, 21309184, 25407104, 34767616, 41286544, 42618368, 50814208, 69535232, 82573088, 101628416, 165146176, 330292352, 660584704, 1321169408]

約数ペア:

[(1, 1321169408), (2, 660584704), (4, 330292352), (8, 165146176), (13, 101628416), (16, 82573088), (19, 69535232), (26, 50814208), (31, 42618368), (32, 41286544), (38, 34767616), (52, 25407104), (62, 21309184), (64, 20643272), (76, 17383808), (104, 12703552), (124, 10654592), (128, 10321636), (152, 8691904), (208, 6351776), (247, 5348864), (248, 5327296), (256, 5160818), (304, 4345952), (337, 3920384), (403, 3278336), (416, 3175888), (494, 2674432), (496, 2663648), (512, 2580409), (589, 2243072), (608, 2172976), (674, 1960192), (806, 1639168), (832, 1587944), (988, 1337216), (992, 1331824), (1178, 1121536), (1216, 1086488), (1348, 980096), (1612, 819584), (1664, 793972), (1976, 668608), (1984, 665912), (2356, 560768), (2432, 543244), (2696, 490048), (3224, 409792), (3328, 396986), (3952, 334304), (3968, 332956), (4381, 301568), (4712, 280384), (4864, 271622), (5392, 245024), (6403, 206336), (6448, 204896), (6656, 198493), (7657, 172544), (7904, 167152), (7936, 166478), (8762, 150784), (9424, 140192), (9728, 135811), (10447, 126464), (10784, 122512), (12806, 103168), (12896, 102448), (15314, 86272), (15808, 83576), (15872, 83239), (17524, 75392), (18848, 70096), (20894, 63232), (21568, 61256), (25612, 51584), (25792, 51224), (30628, 43136), (31616, 41788), (35048, 37696)]