561104955

素因数分解:

$3^3\times 5^1\times {\mathrm{4156333}}^1$

素因数の和:4156347

約数の個数: 16

約数和(自身を含む): 997520160

約数和(自身を除く): 436415205

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 4156333, 12468999, 20781665, 37406997, 62344995, 112220991, 187034985, 561104955]

約数ペア:

[(1, 561104955), (3, 187034985), (5, 112220991), (9, 62344995), (15, 37406997), (27, 20781665), (45, 12468999), (135, 4156333)]