227385

素因数分解:

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

素因数の和:205

約数の個数: 24

約数和(自身を含む): 409344

約数和(自身を除く): 181959

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 163, 279, 465, 489, 815, 1395, 1467, 2445, 5053, 7335, 15159, 25265, 45477, 75795, 227385]

約数ペア:

[(1, 227385), (3, 75795), (5, 45477), (9, 25265), (15, 15159), (31, 7335), (45, 5053), (93, 2445), (155, 1467), (163, 1395), (279, 815), (465, 489)]