11312121

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{223}}^1\times {\mathrm{457}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 15593984

約数和(自身を除く): 4281863

約数列:

[1, 3, 37, 111, 223, 457, 669, 1371, 8251, 16909, 24753, 50727, 101911, 305733, 3770707, 11312121]

約数ペア:

[(1, 11312121), (3, 3770707), (37, 305733), (111, 101911), (223, 50727), (457, 24753), (669, 16909), (1371, 8251)]