80889081

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{181}}^1\times {\mathrm{1637}}^1$

素因数の和:1841

約数の個数: 32

約数和(自身を含む): 133555968

約数和(自身を除く): 52666887

約数列:

[1, 3, 7, 13, 21, 39, 91, 181, 273, 543, 1267, 1637, 2353, 3801, 4911, 7059, 11459, 16471, 21281, 34377, 49413, 63843, 148967, 296297, 446901, 888891, 2074079, 3851861, 6222237, 11555583, 26963027, 80889081]

約数ペア:

[(1, 80889081), (3, 26963027), (7, 11555583), (13, 6222237), (21, 3851861), (39, 2074079), (91, 888891), (181, 446901), (273, 296297), (543, 148967), (1267, 63843), (1637, 49413), (2353, 34377), (3801, 21281), (4911, 16471), (7059, 11459)]