388432890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{4315921}}^1$

素因数の和:4315934

約数の個数: 24

約数和(自身を含む): 1009925748

約数和(自身を除く): 621492858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 4315921, 8631842, 12947763, 21579605, 25895526, 38843289, 43159210, 64738815, 77686578, 129477630, 194216445, 388432890]

約数ペア:

[(1, 388432890), (2, 194216445), (3, 129477630), (5, 77686578), (6, 64738815), (9, 43159210), (10, 38843289), (15, 25895526), (18, 21579605), (30, 12947763), (45, 8631842), (90, 4315921)]