12407985

素因数分解:

$3^4\times 5^1\times {\mathrm{30637}}^1$

素因数の和:30654

約数の個数: 20

約数和(自身を含む): 22243188

約数和(自身を除く): 9835203

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 30637, 91911, 153185, 275733, 459555, 827199, 1378665, 2481597, 4135995, 12407985]

約数ペア:

[(1, 12407985), (3, 4135995), (5, 2481597), (9, 1378665), (15, 827199), (27, 459555), (45, 275733), (81, 153185), (135, 91911), (405, 30637)]