81375242

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{3319}}^1$

素因数の和:3398

約数の個数: 32

約数和(自身を含む): 140555520

約数和(自身を除く): 59180278

約数列:

[1, 2, 13, 23, 26, 41, 46, 82, 299, 533, 598, 943, 1066, 1886, 3319, 6638, 12259, 24518, 43147, 76337, 86294, 136079, 152674, 272158, 992381, 1769027, 1984762, 3129817, 3538054, 6259634, 40687621, 81375242]

約数ペア:

[(1, 81375242), (2, 40687621), (13, 6259634), (23, 3538054), (26, 3129817), (41, 1984762), (46, 1769027), (82, 992381), (299, 272158), (533, 152674), (598, 136079), (943, 86294), (1066, 76337), (1886, 43147), (3319, 24518), (6638, 12259)]