128527718

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{401}}^1\times {\mathrm{857}}^1$

素因数の和:1288

約数の個数: 32

約数和(自身を含む): 223505568

約数和(自身を除く): 94977850

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 401, 802, 857, 1714, 4411, 6817, 8822, 9427, 13634, 14569, 18854, 29138, 74987, 149974, 160259, 320518, 343657, 687314, 3780227, 5842169, 7560454, 11684338, 64263859, 128527718]

約数ペア:

[(1, 128527718), (2, 64263859), (11, 11684338), (17, 7560454), (22, 5842169), (34, 3780227), (187, 687314), (374, 343657), (401, 320518), (802, 160259), (857, 149974), (1714, 74987), (4411, 29138), (6817, 18854), (8822, 14569), (9427, 13634)]