18272565

素因数分解:

$3^2\times 5^1\times {\mathrm{491}}^1\times {\mathrm{827}}^1$

素因数の和:1329

約数の個数: 24

約数和(自身を含む): 31775328

約数和(自身を除く): 13502763

約数列:

[1, 3, 5, 9, 15, 45, 491, 827, 1473, 2455, 2481, 4135, 4419, 7365, 7443, 12405, 22095, 37215, 406057, 1218171, 2030285, 3654513, 6090855, 18272565]

約数ペア:

[(1, 18272565), (3, 6090855), (5, 3654513), (9, 2030285), (15, 1218171), (45, 406057), (491, 37215), (827, 22095), (1473, 12405), (2455, 7443), (2481, 7365), (4135, 4419)]