15159621

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{199}}^1\times {\mathrm{379}}^1$

素因数の和:648

約数の個数: 16

約数和(自身を含む): 20672000

約数和(自身を除く): 5512379

約数列:

[1, 3, 67, 199, 201, 379, 597, 1137, 13333, 25393, 39999, 75421, 76179, 226263, 5053207, 15159621]

約数ペア:

[(1, 15159621), (3, 5053207), (67, 226263), (199, 76179), (201, 75421), (379, 39999), (597, 25393), (1137, 13333)]