426996830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{8191}}^1$

素因数の和:8612

約数の個数: 32

約数和(自身を含む): 829882368

約数和(自身を除く): 402885538

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 401, 802, 2005, 4010, 5213, 8191, 10426, 16382, 26065, 40955, 52130, 81910, 106483, 212966, 532415, 1064830, 3284591, 6569182, 16422955, 32845910, 42699683, 85399366, 213498415, 426996830]

約数ペア:

[(1, 426996830), (2, 213498415), (5, 85399366), (10, 42699683), (13, 32845910), (26, 16422955), (65, 6569182), (130, 3284591), (401, 1064830), (802, 532415), (2005, 212966), (4010, 106483), (5213, 81910), (8191, 52130), (10426, 40955), (16382, 26065)]