12101805

素因数分解:

$3^4\times 5^1\times {\mathrm{29881}}^1$

素因数の和:29898

約数の個数: 20

約数和(自身を含む): 21694332

約数和(自身を除く): 9592527

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 29881, 89643, 149405, 268929, 448215, 806787, 1344645, 2420361, 4033935, 12101805]

約数ペア:

[(1, 12101805), (3, 4033935), (5, 2420361), (9, 1344645), (15, 806787), (27, 448215), (45, 268929), (81, 149405), (135, 89643), (405, 29881)]