131212890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{1457921}}^1$

素因数の和:1457934

約数の個数: 24

約数和(自身を含む): 341153748

約数和(自身を除く): 209940858

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 1457921, 2915842, 4373763, 7289605, 8747526, 13121289, 14579210, 21868815, 26242578, 43737630, 65606445, 131212890]

約数ペア:

[(1, 131212890), (2, 65606445), (3, 43737630), (5, 26242578), (6, 21868815), (9, 14579210), (10, 13121289), (15, 8747526), (18, 7289605), (30, 4373763), (45, 2915842), (90, 1457921)]