12169890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{135221}}^1$

素因数の和:135234

約数の個数: 24

約数和(自身を含む): 31641948

約数和(自身を除く): 19472058

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 135221, 270442, 405663, 676105, 811326, 1216989, 1352210, 2028315, 2433978, 4056630, 6084945, 12169890]

約数ペア:

[(1, 12169890), (2, 6084945), (3, 4056630), (5, 2433978), (6, 2028315), (9, 1352210), (10, 1216989), (15, 811326), (18, 676105), (30, 405663), (45, 270442), (90, 135221)]