30811713

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{1997}}^1$

素因数の和:2176

約数の個数: 16

約数和(自身を含む): 42517440

約数和(自身を除く): 11705727

約数列:

[1, 3, 37, 111, 139, 417, 1997, 5143, 5991, 15429, 73889, 221667, 277583, 832749, 10270571, 30811713]

約数ペア:

[(1, 30811713), (3, 10270571), (37, 832749), (111, 277583), (139, 221667), (417, 73889), (1997, 15429), (5143, 5991)]