91821531

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{191}}^1$

素因数の和:363

約数の個数: 32

約数和(自身を含む): 130277376

約数和(自身を除く): 38455845

約数列:

[1, 3, 37, 61, 71, 111, 183, 191, 213, 573, 2257, 2627, 4331, 6771, 7067, 7881, 11651, 12993, 13561, 21201, 34953, 40683, 160247, 431087, 480741, 501757, 827221, 1293261, 1505271, 2481663, 30607177, 91821531]

約数ペア:

[(1, 91821531), (3, 30607177), (37, 2481663), (61, 1505271), (71, 1293261), (111, 827221), (183, 501757), (191, 480741), (213, 431087), (573, 160247), (2257, 40683), (2627, 34953), (4331, 21201), (6771, 13561), (7067, 12993), (7881, 11651)]