11212890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{28751}}^1$

素因数の和:28774

約数の個数: 32

約数和(自身を含む): 28982016

約数和(自身を除く): 17769126

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 28751, 57502, 86253, 143755, 172506, 287510, 373763, 431265, 747526, 862530, 1121289, 1868815, 2242578, 3737630, 5606445, 11212890]

約数ペア:

[(1, 11212890), (2, 5606445), (3, 3737630), (5, 2242578), (6, 1868815), (10, 1121289), (13, 862530), (15, 747526), (26, 431265), (30, 373763), (39, 287510), (65, 172506), (78, 143755), (130, 86253), (195, 57502), (390, 28751)]