721232044

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{72617}}^1$

素因数の和:72825

約数の個数: 24

約数和(自身を含む): 1366380288

約数和(自身を除く): 645148244

約数列:

[1, 2, 4, 13, 26, 52, 191, 382, 764, 2483, 4966, 9932, 72617, 145234, 290468, 944021, 1888042, 3776084, 13869847, 27739694, 55479388, 180308011, 360616022, 721232044]

約数ペア:

[(1, 721232044), (2, 360616022), (4, 180308011), (13, 55479388), (26, 27739694), (52, 13869847), (191, 3776084), (382, 1888042), (764, 944021), (2483, 290468), (4966, 145234), (9932, 72617)]