11817495

素因数分解:

$3^4\times 5^1\times {\mathrm{29179}}^1$

素因数の和:29196

約数の個数: 20

約数和(自身を含む): 21184680

約数和(自身を除く): 9367185

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 29179, 87537, 145895, 262611, 437685, 787833, 1313055, 2363499, 3939165, 11817495]

約数ペア:

[(1, 11817495), (3, 3939165), (5, 2363499), (9, 1313055), (15, 787833), (27, 437685), (45, 262611), (81, 145895), (135, 87537), (405, 29179)]