691638272

素因数分解:

$2^{12}\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:487

約数の個数: 104

約数和(自身を含む): 1541218560

約数和(自身を除く): 849580288

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 32, 52, 62, 64, 104, 124, 128, 208, 248, 256, 403, 416, 419, 496, 512, 806, 832, 838, 992, 1024, 1612, 1664, 1676, 1984, 2048, 3224, 3328, 3352, 3968, 4096, 5447, 6448, 6656, 6704, 7936, 10894, 12896, 12989, 13312, 13408, 15872, 21788, 25792, 25978, 26624, 26816, 31744, 43576, 51584, 51956, 53248, 53632, 63488, 87152, 103168, 103912, 107264, 126976, 168857, 174304, 206336, 207824, 214528, 337714, 348608, 412672, 415648, 429056, 675428, 697216, 825344, 831296, 858112, 1350856, 1394432, 1650688, 1662592, 1716224, 2701712, 2788864, 3325184, 5403424, 5577728, 6650368, 10806848, 11155456, 13300736, 21613696, 22310912, 26601472, 43227392, 53202944, 86454784, 172909568, 345819136, 691638272]

約数ペア:

[(1, 691638272), (2, 345819136), (4, 172909568), (8, 86454784), (13, 53202944), (16, 43227392), (26, 26601472), (31, 22310912), (32, 21613696), (52, 13300736), (62, 11155456), (64, 10806848), (104, 6650368), (124, 5577728), (128, 5403424), (208, 3325184), (248, 2788864), (256, 2701712), (403, 1716224), (416, 1662592), (419, 1650688), (496, 1394432), (512, 1350856), (806, 858112), (832, 831296), (838, 825344), (992, 697216), (1024, 675428), (1612, 429056), (1664, 415648), (1676, 412672), (1984, 348608), (2048, 337714), (3224, 214528), (3328, 207824), (3352, 206336), (3968, 174304), (4096, 168857), (5447, 126976), (6448, 107264), (6656, 103912), (6704, 103168), (7936, 87152), (10894, 63488), (12896, 53632), (12989, 53248), (13312, 51956), (13408, 51584), (15872, 43576), (21788, 31744), (25792, 26816), (25978, 26624)]