3920475

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4021}}^1$

素因数の和:4047

約数の個数: 24

約数和(自身を含む): 6982192

約数和(自身を除く): 3061717

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 4021, 12063, 20105, 52273, 60315, 100525, 156819, 261365, 301575, 784095, 1306825, 3920475]

約数ペア:

[(1, 3920475), (3, 1306825), (5, 784095), (13, 301575), (15, 261365), (25, 156819), (39, 100525), (65, 60315), (75, 52273), (195, 20105), (325, 12063), (975, 4021)]