11415855

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1609}}^1$

素因数の和:1671

約数の個数: 32

約数和(自身を含む): 20401920

約数和(自身を除く): 8986065

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 129, 165, 215, 473, 645, 1419, 1609, 2365, 4827, 7095, 8045, 17699, 24135, 53097, 69187, 88495, 207561, 265485, 345935, 761057, 1037805, 2283171, 3805285, 11415855]

約数ペア:

[(1, 11415855), (3, 3805285), (5, 2283171), (11, 1037805), (15, 761057), (33, 345935), (43, 265485), (55, 207561), (129, 88495), (165, 69187), (215, 53097), (473, 24135), (645, 17699), (1419, 8045), (1609, 7095), (2365, 4827)]