31991679

素因数分解:

$3^5\times {\mathrm{173}}^1\times {\mathrm{761}}^1$

素因数の和:949

約数の個数: 24

約数和(自身を含む): 48262032

約数和(自身を除く): 16270353

約数列:

[1, 3, 9, 27, 81, 173, 243, 519, 761, 1557, 2283, 4671, 6849, 14013, 20547, 42039, 61641, 131653, 184923, 394959, 1184877, 3554631, 10663893, 31991679]

約数ペア:

[(1, 31991679), (3, 10663893), (9, 3554631), (27, 1184877), (81, 394959), (173, 184923), (243, 131653), (519, 61641), (761, 42039), (1557, 20547), (2283, 14013), (4671, 6849)]