91570557

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{191}}^1\times {\mathrm{647}}^1$

素因数の和:873

約数の個数: 32

約数和(自身を含む): 139345920

約数和(自身を除く): 47775363

約数列:

[1, 3, 13, 19, 39, 57, 191, 247, 573, 647, 741, 1941, 2483, 3629, 7449, 8411, 10887, 12293, 25233, 36879, 47177, 123577, 141531, 159809, 370731, 479427, 1606501, 2347963, 4819503, 7043889, 30523519, 91570557]

約数ペア:

[(1, 91570557), (3, 30523519), (13, 7043889), (19, 4819503), (39, 2347963), (57, 1606501), (191, 479427), (247, 370731), (573, 159809), (647, 141531), (741, 123577), (1941, 47177), (2483, 36879), (3629, 25233), (7449, 12293), (8411, 10887)]