131490438

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{308663}}^1$

素因数の和:308739

約数の個数: 16

約数和(自身を含む): 266685696

約数和(自身を除く): 135195258

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 308663, 617326, 925989, 1851978, 21915073, 43830146, 65745219, 131490438]

約数ペア:

[(1, 131490438), (2, 65745219), (3, 43830146), (6, 21915073), (71, 1851978), (142, 925989), (213, 617326), (426, 308663)]