81811246

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{73}}^1\times {\mathrm{421}}^1$

素因数の和:529

約数の個数: 32

約数和(自身を含む): 137153376

約数和(自身を除く): 55342130

約数列:

[1, 2, 11, 22, 73, 121, 146, 242, 421, 803, 842, 1331, 1606, 2662, 4631, 8833, 9262, 17666, 30733, 50941, 61466, 97163, 101882, 194326, 338063, 560351, 676126, 1120702, 3718693, 7437386, 40905623, 81811246]

約数ペア:

[(1, 81811246), (2, 40905623), (11, 7437386), (22, 3718693), (73, 1120702), (121, 676126), (146, 560351), (242, 338063), (421, 194326), (803, 101882), (842, 97163), (1331, 61466), (1606, 50941), (2662, 30733), (4631, 17666), (8833, 9262)]