91615617

素因数分解:

$3^7\times {\mathrm{163}}^1\times {\mathrm{257}}^1$

素因数の和:441

約数の個数: 32

約数和(自身を含む): 138783360

約数和(自身を除く): 47167743

約数列:

[1, 3, 9, 27, 81, 163, 243, 257, 489, 729, 771, 1467, 2187, 2313, 4401, 6939, 13203, 20817, 39609, 41891, 62451, 118827, 125673, 187353, 356481, 377019, 562059, 1131057, 3393171, 10179513, 30538539, 91615617]

約数ペア:

[(1, 91615617), (3, 30538539), (9, 10179513), (27, 3393171), (81, 1131057), (163, 562059), (243, 377019), (257, 356481), (489, 187353), (729, 125673), (771, 118827), (1467, 62451), (2187, 41891), (2313, 39609), (4401, 20817), (6939, 13203)]