1898389881

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1\times {\mathrm{1213}}^1$

素因数の和:1482

約数の個数: 48

約数和(自身を含む): 2975980176

約数和(自身を除く): 1077590295

約数列:

[1, 3, 9, 17, 51, 53, 153, 159, 193, 477, 579, 901, 1213, 1737, 2703, 3281, 3639, 8109, 9843, 10229, 10917, 20621, 29529, 30687, 61863, 64289, 92061, 173893, 185589, 192867, 234109, 521679, 578601, 702327, 1092913, 1565037, 2106981, 3278739, 3979853, 9836217, 11939559, 12407777, 35818677, 37223331, 111669993, 210932209, 632796627, 1898389881]

約数ペア:

[(1, 1898389881), (3, 632796627), (9, 210932209), (17, 111669993), (51, 37223331), (53, 35818677), (153, 12407777), (159, 11939559), (193, 9836217), (477, 3979853), (579, 3278739), (901, 2106981), (1213, 1565037), (1737, 1092913), (2703, 702327), (3281, 578601), (3639, 521679), (8109, 234109), (9843, 192867), (10229, 185589), (10917, 173893), (20621, 92061), (29529, 64289), (30687, 61863)]