378975

素因数分解:

$3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{163}}^1$

素因数の和:207

約数の個数: 24

約数和(自身を含む): 650752

約数和(自身を除く): 271777

約数列:

[1, 3, 5, 15, 25, 31, 75, 93, 155, 163, 465, 489, 775, 815, 2325, 2445, 4075, 5053, 12225, 15159, 25265, 75795, 126325, 378975]

約数ペア:

[(1, 378975), (3, 126325), (5, 75795), (15, 25265), (25, 15159), (31, 12225), (75, 5053), (93, 4075), (155, 2445), (163, 2325), (465, 815), (489, 775)]