17724993

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{523}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 28170240

約数和(自身を除く): 10445247

約数列:

[1, 3, 11, 13, 33, 39, 79, 143, 237, 429, 523, 869, 1027, 1569, 2607, 3081, 5753, 6799, 11297, 17259, 20397, 33891, 41317, 74789, 123951, 224367, 454487, 537121, 1363461, 1611363, 5908331, 17724993]

約数ペア:

[(1, 17724993), (3, 5908331), (11, 1611363), (13, 1363461), (33, 537121), (39, 454487), (79, 224367), (143, 123951), (237, 74789), (429, 41317), (523, 33891), (869, 20397), (1027, 17259), (1569, 11297), (2607, 6799), (3081, 5753)]