291270993

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{15527}}^1$

素因数の和:15593

約数の個数: 24

約数和(自身を含む): 431926848

約数和(自身を除く): 140655855

約数列:

[1, 3, 13, 37, 39, 111, 169, 481, 507, 1443, 6253, 15527, 18759, 46581, 201851, 574499, 605553, 1723497, 2624063, 7468487, 7872189, 22405461, 97090331, 291270993]

約数ペア:

[(1, 291270993), (3, 97090331), (13, 22405461), (37, 7872189), (39, 7468487), (111, 2624063), (169, 1723497), (481, 605553), (507, 574499), (1443, 201851), (6253, 46581), (15527, 18759)]