81817198

素因数分解:

$2^1\times {\mathrm{113}}^1\times {\mathrm{163}}^1\times {\mathrm{2221}}^1$

素因数の和:2499

約数の個数: 16

約数和(自身を含む): 124627536

約数和(自身を除く): 42810338

約数列:

[1, 2, 113, 163, 226, 326, 2221, 4442, 18419, 36838, 250973, 362023, 501946, 724046, 40908599, 81817198]

約数ペア:

[(1, 81817198), (2, 40908599), (113, 724046), (163, 501946), (226, 362023), (326, 250973), (2221, 36838), (4442, 18419)]