72721035

素因数分解:

$3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{30491}}^1$

素因数の和:30555

約数の個数: 24

約数和(自身を含む): 128432304

約数和(自身を除く): 55711269

約数列:

[1, 3, 5, 9, 15, 45, 53, 159, 265, 477, 795, 2385, 30491, 91473, 152455, 274419, 457365, 1372095, 1616023, 4848069, 8080115, 14544207, 24240345, 72721035]

約数ペア:

[(1, 72721035), (3, 24240345), (5, 14544207), (9, 8080115), (15, 4848069), (45, 1616023), (53, 1372095), (159, 457365), (265, 274419), (477, 152455), (795, 91473), (2385, 30491)]