1331507968

素因数分解:

$2^8\times 7^2\times {\mathrm{179}}^1\times {\mathrm{593}}^1$

素因数の和:802

約数の個数: 108

約数和(自身を含む): 3114258840

約数和(自身を除く): 1782750872

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 179, 196, 224, 256, 358, 392, 448, 593, 716, 784, 896, 1186, 1253, 1432, 1568, 1792, 2372, 2506, 2864, 3136, 4151, 4744, 5012, 5728, 6272, 8302, 8771, 9488, 10024, 11456, 12544, 16604, 17542, 18976, 20048, 22912, 29057, 33208, 35084, 37952, 40096, 45824, 58114, 66416, 70168, 75904, 80192, 106147, 116228, 132832, 140336, 151808, 160384, 212294, 232456, 265664, 280672, 320768, 424588, 464912, 531328, 561344, 743029, 849176, 929824, 1062656, 1122688, 1486058, 1698352, 1859648, 2245376, 2972116, 3396704, 3719296, 5201203, 5944232, 6793408, 7438592, 10402406, 11888464, 13586816, 20804812, 23776928, 27173632, 41609624, 47553856, 83219248, 95107712, 166438496, 190215424, 332876992, 665753984, 1331507968]

約数ペア:

[(1, 1331507968), (2, 665753984), (4, 332876992), (7, 190215424), (8, 166438496), (14, 95107712), (16, 83219248), (28, 47553856), (32, 41609624), (49, 27173632), (56, 23776928), (64, 20804812), (98, 13586816), (112, 11888464), (128, 10402406), (179, 7438592), (196, 6793408), (224, 5944232), (256, 5201203), (358, 3719296), (392, 3396704), (448, 2972116), (593, 2245376), (716, 1859648), (784, 1698352), (896, 1486058), (1186, 1122688), (1253, 1062656), (1432, 929824), (1568, 849176), (1792, 743029), (2372, 561344), (2506, 531328), (2864, 464912), (3136, 424588), (4151, 320768), (4744, 280672), (5012, 265664), (5728, 232456), (6272, 212294), (8302, 160384), (8771, 151808), (9488, 140336), (10024, 132832), (11456, 116228), (12544, 106147), (16604, 80192), (17542, 75904), (18976, 70168), (20048, 66416), (22912, 58114), (29057, 45824), (33208, 40096), (35084, 37952)]