399285

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1$

素因数の和:497

約数の個数: 24

約数和(自身を含む): 730080

約数和(自身を除く): 330795

約数列:

[1, 3, 5, 9, 15, 19, 45, 57, 95, 171, 285, 467, 855, 1401, 2335, 4203, 7005, 8873, 21015, 26619, 44365, 79857, 133095, 399285]

約数ペア:

[(1, 399285), (3, 133095), (5, 79857), (9, 44365), (15, 26619), (19, 21015), (45, 8873), (57, 7005), (95, 4203), (171, 2335), (285, 1401), (467, 855)]