81333914

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{443}}^1\times {\mathrm{2239}}^1$

素因数の和:2725

約数の個数: 16

約数和(自身を含む): 125314560

約数和(自身を除く): 43980646

約数列:

[1, 2, 41, 82, 443, 886, 2239, 4478, 18163, 36326, 91799, 183598, 991877, 1983754, 40666957, 81333914]

約数ペア:

[(1, 81333914), (2, 40666957), (41, 1983754), (82, 991877), (443, 183598), (886, 91799), (2239, 36326), (4478, 18163)]