31715307

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{30119}}^1$

素因数の和:30144

約数の個数: 20

約数和(自身を含む): 51023280

約数和(自身を除く): 19307973

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 30119, 90357, 271071, 391547, 813213, 1174641, 2439639, 3523923, 10571769, 31715307]

約数ペア:

[(1, 31715307), (3, 10571769), (9, 3523923), (13, 2439639), (27, 1174641), (39, 813213), (81, 391547), (117, 271071), (351, 90357), (1053, 30119)]