71040641

素因数分解:

$7^2\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{283}}^1$

素因数の和:453

約数の個数: 24

約数和(自身を含む): 85472640

約数和(自身を除く): 14431999

約数列:

[1, 7, 47, 49, 109, 283, 329, 763, 1981, 2303, 5123, 5341, 13301, 13867, 30847, 35861, 93107, 215929, 251027, 651749, 1449809, 1511503, 10148663, 71040641]

約数ペア:

[(1, 71040641), (7, 10148663), (47, 1511503), (49, 1449809), (109, 651749), (283, 251027), (329, 215929), (763, 93107), (1981, 35861), (2303, 30847), (5123, 13867), (5341, 13301)]