988571896

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{1061}}^1$

素因数の和:1145

約数の個数: 96

約数和(自身を含む): 2190948480

約数和(自身を除く): 1202376584

約数列:

[1, 2, 4, 8, 13, 17, 26, 31, 34, 52, 62, 68, 104, 124, 136, 221, 248, 289, 403, 442, 527, 578, 806, 884, 1054, 1061, 1156, 1612, 1768, 2108, 2122, 2312, 3224, 3757, 4216, 4244, 6851, 7514, 8488, 8959, 13702, 13793, 15028, 17918, 18037, 27404, 27586, 30056, 32891, 35836, 36074, 54808, 55172, 65782, 71672, 72148, 110344, 116467, 131564, 144296, 232934, 234481, 263128, 306629, 427583, 465868, 468962, 559147, 613258, 855166, 931736, 937924, 1118294, 1226516, 1710332, 1875848, 2236588, 2453032, 3420664, 3986177, 4473176, 7268911, 7972354, 9505499, 14537822, 15944708, 19010998, 29075644, 31889416, 38021996, 58151288, 76043992, 123571487, 247142974, 494285948, 988571896]

約数ペア:

[(1, 988571896), (2, 494285948), (4, 247142974), (8, 123571487), (13, 76043992), (17, 58151288), (26, 38021996), (31, 31889416), (34, 29075644), (52, 19010998), (62, 15944708), (68, 14537822), (104, 9505499), (124, 7972354), (136, 7268911), (221, 4473176), (248, 3986177), (289, 3420664), (403, 2453032), (442, 2236588), (527, 1875848), (578, 1710332), (806, 1226516), (884, 1118294), (1054, 937924), (1061, 931736), (1156, 855166), (1612, 613258), (1768, 559147), (2108, 468962), (2122, 465868), (2312, 427583), (3224, 306629), (3757, 263128), (4216, 234481), (4244, 232934), (6851, 144296), (7514, 131564), (8488, 116467), (8959, 110344), (13702, 72148), (13793, 71672), (15028, 65782), (17918, 55172), (18037, 54808), (27404, 36074), (27586, 35836), (30056, 32891)]