489285

素因数分解:

$3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:225

約数の個数: 24

約数和(自身を含む): 864864

約数和(自身を除く): 375579

約数列:

[1, 3, 5, 9, 15, 45, 83, 131, 249, 393, 415, 655, 747, 1179, 1245, 1965, 3735, 5895, 10873, 32619, 54365, 97857, 163095, 489285]

約数ペア:

[(1, 489285), (3, 163095), (5, 97857), (9, 54365), (15, 32619), (45, 10873), (83, 5895), (131, 3735), (249, 1965), (393, 1245), (415, 1179), (655, 747)]