81876782

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{6547}}^1$

素因数の和:6612

約数の個数: 24

約数和(自身を含む): 136604376

約数和(自身を除く): 54727594

約数列:

[1, 2, 13, 26, 37, 74, 169, 338, 481, 962, 6253, 6547, 12506, 13094, 85111, 170222, 242239, 484478, 1106443, 2212886, 3149107, 6298214, 40938391, 81876782]

約数ペア:

[(1, 81876782), (2, 40938391), (13, 6298214), (26, 3149107), (37, 2212886), (74, 1106443), (169, 484478), (338, 242239), (481, 170222), (962, 85111), (6253, 13094), (6547, 12506)]