31155964

素因数分解:

$2^2\times 7^2\times {\mathrm{158959}}^1$

素因数の和:158977

約数の個数: 18

約数和(自身を含む): 63425040

約数和(自身を除く): 32269076

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 158959, 317918, 635836, 1112713, 2225426, 4450852, 7788991, 15577982, 31155964]

約数ペア:

[(1, 31155964), (2, 15577982), (4, 7788991), (7, 4450852), (14, 2225426), (28, 1112713), (49, 635836), (98, 317918), (196, 158959)]