28409941

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{1319}}^1$

素因数の和:1524

約数の個数: 16

約数和(自身を含む): 34594560

約数和(自身を除く): 6184619

約数列:

[1, 7, 17, 119, 181, 1267, 1319, 3077, 9233, 21539, 22423, 156961, 238739, 1671173, 4058563, 28409941]

約数ペア:

[(1, 28409941), (7, 4058563), (17, 1671173), (119, 238739), (181, 156961), (1267, 22423), (1319, 21539), (3077, 9233)]