22515855

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{199}}^1\times {\mathrm{397}}^1$

素因数の和:623

約数の個数: 32

約数和(自身を含む): 38208000

約数和(自身を除く): 15692145

約数列:

[1, 3, 5, 15, 19, 57, 95, 199, 285, 397, 597, 995, 1191, 1985, 2985, 3781, 5955, 7543, 11343, 18905, 22629, 37715, 56715, 79003, 113145, 237009, 395015, 1185045, 1501057, 4503171, 7505285, 22515855]

約数ペア:

[(1, 22515855), (3, 7505285), (5, 4503171), (15, 1501057), (19, 1185045), (57, 395015), (95, 237009), (199, 113145), (285, 79003), (397, 56715), (597, 37715), (995, 22629), (1191, 18905), (1985, 11343), (2985, 7543), (3781, 5955)]