81321112

素因数分解:

$2^3\times {\mathrm{241}}^1\times {\mathrm{42179}}^1$

素因数の和:42426

約数の個数: 16

約数和(自身を含む): 153113400

約数和(自身を除く): 71792288

約数列:

[1, 2, 4, 8, 241, 482, 964, 1928, 42179, 84358, 168716, 337432, 10165139, 20330278, 40660556, 81321112]

約数ペア:

[(1, 81321112), (2, 40660556), (4, 20330278), (8, 10165139), (241, 337432), (482, 168716), (964, 84358), (1928, 42179)]