2891122

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1$

素因数の和:274

約数の個数: 32

約数和(自身を含む): 5128704

約数和(自身を除く): 2237582

約数列:

[1, 2, 13, 17, 26, 31, 34, 62, 211, 221, 403, 422, 442, 527, 806, 1054, 2743, 3587, 5486, 6541, 6851, 7174, 13082, 13702, 46631, 85033, 93262, 111197, 170066, 222394, 1445561, 2891122]

約数ペア:

[(1, 2891122), (2, 1445561), (13, 222394), (17, 170066), (26, 111197), (31, 93262), (34, 85033), (62, 46631), (211, 13702), (221, 13082), (403, 7174), (422, 6851), (442, 6541), (527, 5486), (806, 3587), (1054, 2743)]