908031488

素因数分解:

$2^9\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19489}}^1$

素因数の和:19527

約数の個数: 80

約数和(自身を含む): 2233086240

約数和(自身を除く): 1325054752

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 128, 182, 208, 224, 256, 364, 416, 448, 512, 728, 832, 896, 1456, 1664, 1792, 2912, 3328, 3584, 5824, 6656, 11648, 19489, 23296, 38978, 46592, 77956, 136423, 155912, 253357, 272846, 311824, 506714, 545692, 623648, 1013428, 1091384, 1247296, 1773499, 2026856, 2182768, 2494592, 3546998, 4053712, 4365536, 4989184, 7093996, 8107424, 8731072, 9978368, 14187992, 16214848, 17462144, 28375984, 32429696, 34924288, 56751968, 64859392, 69848576, 113503936, 129718784, 227007872, 454015744, 908031488]

約数ペア:

[(1, 908031488), (2, 454015744), (4, 227007872), (7, 129718784), (8, 113503936), (13, 69848576), (14, 64859392), (16, 56751968), (26, 34924288), (28, 32429696), (32, 28375984), (52, 17462144), (56, 16214848), (64, 14187992), (91, 9978368), (104, 8731072), (112, 8107424), (128, 7093996), (182, 4989184), (208, 4365536), (224, 4053712), (256, 3546998), (364, 2494592), (416, 2182768), (448, 2026856), (512, 1773499), (728, 1247296), (832, 1091384), (896, 1013428), (1456, 623648), (1664, 545692), (1792, 506714), (2912, 311824), (3328, 272846), (3584, 253357), (5824, 155912), (6656, 136423), (11648, 77956), (19489, 46592), (23296, 38978)]