4942215

素因数分解:

$3^4\times 5^1\times {\mathrm{12203}}^1$

素因数の和:12220

約数の個数: 20

約数和(自身を含む): 8860104

約数和(自身を除く): 3917889

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 12203, 36609, 61015, 109827, 183045, 329481, 549135, 988443, 1647405, 4942215]

約数ペア:

[(1, 4942215), (3, 1647405), (5, 988443), (9, 549135), (15, 329481), (27, 183045), (45, 109827), (81, 61015), (135, 36609), (405, 12203)]