81880238

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{211}}^1\times {\mathrm{569}}^1$

素因数の和:824

約数の個数: 32

約数和(自身を含む): 139207680

約数和(自身を除く): 57327442

約数列:

[1, 2, 11, 22, 31, 62, 211, 341, 422, 569, 682, 1138, 2321, 4642, 6259, 6541, 12518, 13082, 17639, 35278, 71951, 120059, 143902, 194029, 240118, 388058, 1320649, 2641298, 3721829, 7443658, 40940119, 81880238]

約数ペア:

[(1, 81880238), (2, 40940119), (11, 7443658), (22, 3721829), (31, 2641298), (62, 1320649), (211, 388058), (341, 240118), (422, 194029), (569, 143902), (682, 120059), (1138, 71951), (2321, 35278), (4642, 17639), (6259, 13082), (6541, 12518)]