988293878

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{1087}}^1$

素因数の和:1158

約数の個数: 72

約数和(自身を含む): 1865813376

約数和(自身を除く): 877519498

約数列:

[1, 2, 11, 13, 17, 22, 26, 34, 121, 143, 187, 221, 242, 286, 289, 374, 442, 578, 1087, 1573, 2057, 2174, 2431, 3146, 3179, 3757, 4114, 4862, 6358, 7514, 11957, 14131, 18479, 23914, 26741, 28262, 34969, 36958, 41327, 53482, 69938, 82654, 131527, 155441, 203269, 240227, 263054, 310882, 314143, 406538, 454597, 480454, 628286, 909194, 1709851, 2235959, 2642497, 3419702, 3455573, 4083859, 4471918, 5284994, 6911146, 8167718, 29067467, 38011303, 44922449, 58134934, 76022606, 89844898, 494146939, 988293878]

約数ペア:

[(1, 988293878), (2, 494146939), (11, 89844898), (13, 76022606), (17, 58134934), (22, 44922449), (26, 38011303), (34, 29067467), (121, 8167718), (143, 6911146), (187, 5284994), (221, 4471918), (242, 4083859), (286, 3455573), (289, 3419702), (374, 2642497), (442, 2235959), (578, 1709851), (1087, 909194), (1573, 628286), (2057, 480454), (2174, 454597), (2431, 406538), (3146, 314143), (3179, 310882), (3757, 263054), (4114, 240227), (4862, 203269), (6358, 155441), (7514, 131527), (11957, 82654), (14131, 69938), (18479, 53482), (23914, 41327), (26741, 36958), (28262, 34969)]