39918699

素因数分解:

$3^2\times {\mathrm{53}}^2\times {\mathrm{1579}}^1$

素因数の和:1691

約数の個数: 18

約数和(自身を含む): 58806020

約数和(自身を除く): 18887321

約数列:

[1, 3, 9, 53, 159, 477, 1579, 2809, 4737, 8427, 14211, 25281, 83687, 251061, 753183, 4435411, 13306233, 39918699]

約数ペア:

[(1, 39918699), (3, 13306233), (9, 4435411), (53, 753183), (159, 251061), (477, 83687), (1579, 25281), (2809, 14211), (4737, 8427)]