431996656

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{563}}^1$

素因数の和:639

約数の個数: 160

約数和(自身を含む): 1127927808

約数和(自身を除く): 695931152

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 17, 26, 28, 31, 34, 52, 56, 62, 68, 91, 104, 112, 119, 124, 136, 182, 208, 217, 221, 238, 248, 272, 364, 403, 434, 442, 476, 496, 527, 563, 728, 806, 868, 884, 952, 1054, 1126, 1456, 1547, 1612, 1736, 1768, 1904, 2108, 2252, 2821, 3094, 3224, 3472, 3536, 3689, 3941, 4216, 4504, 5642, 6188, 6448, 6851, 7319, 7378, 7882, 8432, 9008, 9571, 11284, 12376, 13702, 14638, 14756, 15764, 17453, 19142, 22568, 24752, 27404, 29276, 29512, 31528, 34906, 38284, 45136, 47957, 51233, 54808, 58552, 59024, 63056, 66997, 69812, 76568, 95914, 102466, 109616, 117104, 122171, 124423, 133994, 139624, 153136, 191828, 204932, 226889, 244342, 248846, 267988, 279248, 296701, 383656, 409864, 453778, 488684, 497692, 535976, 593402, 767312, 819728, 870961, 907556, 977368, 995384, 1071952, 1186804, 1588223, 1741922, 1815112, 1954736, 1990768, 2076907, 2373608, 3176446, 3483844, 3630224, 3857113, 4153814, 4747216, 6352892, 6967688, 7714226, 8307628, 12705784, 13935376, 15428452, 16615256, 25411568, 26999791, 30856904, 33230512, 53999582, 61713808, 107999164, 215998328, 431996656]

約数ペア:

[(1, 431996656), (2, 215998328), (4, 107999164), (7, 61713808), (8, 53999582), (13, 33230512), (14, 30856904), (16, 26999791), (17, 25411568), (26, 16615256), (28, 15428452), (31, 13935376), (34, 12705784), (52, 8307628), (56, 7714226), (62, 6967688), (68, 6352892), (91, 4747216), (104, 4153814), (112, 3857113), (119, 3630224), (124, 3483844), (136, 3176446), (182, 2373608), (208, 2076907), (217, 1990768), (221, 1954736), (238, 1815112), (248, 1741922), (272, 1588223), (364, 1186804), (403, 1071952), (434, 995384), (442, 977368), (476, 907556), (496, 870961), (527, 819728), (563, 767312), (728, 593402), (806, 535976), (868, 497692), (884, 488684), (952, 453778), (1054, 409864), (1126, 383656), (1456, 296701), (1547, 279248), (1612, 267988), (1736, 248846), (1768, 244342), (1904, 226889), (2108, 204932), (2252, 191828), (2821, 153136), (3094, 139624), (3224, 133994), (3472, 124423), (3536, 122171), (3689, 117104), (3941, 109616), (4216, 102466), (4504, 95914), (5642, 76568), (6188, 69812), (6448, 66997), (6851, 63056), (7319, 59024), (7378, 58552), (7882, 54808), (8432, 51233), (9008, 47957), (9571, 45136), (11284, 38284), (12376, 34906), (13702, 31528), (14638, 29512), (14756, 29276), (15764, 27404), (17453, 24752), (19142, 22568)]