12420265

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{599}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 18144000

約数和(自身を除く): 5723735

約数列:

[1, 5, 11, 13, 29, 55, 65, 143, 145, 319, 377, 599, 715, 1595, 1885, 2995, 4147, 6589, 7787, 17371, 20735, 32945, 38935, 85657, 86855, 191081, 225823, 428285, 955405, 1129115, 2484053, 12420265]

約数ペア:

[(1, 12420265), (5, 2484053), (11, 1129115), (13, 955405), (29, 428285), (55, 225823), (65, 191081), (143, 86855), (145, 85657), (319, 38935), (377, 32945), (599, 20735), (715, 17371), (1595, 7787), (1885, 6589), (2995, 4147)]