319995

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{547}}^1$

素因数の和:571

約数の個数: 24

約数和(自身を含む): 598416

約数和(自身を除く): 278421

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 65, 117, 195, 547, 585, 1641, 2735, 4923, 7111, 8205, 21333, 24615, 35555, 63999, 106665, 319995]

約数ペア:

[(1, 319995), (3, 106665), (5, 63999), (9, 35555), (13, 24615), (15, 21333), (39, 8205), (45, 7111), (65, 4923), (117, 2735), (195, 1641), (547, 585)]