72917943

素因数分解:

$3^1\times 7^1\times {\mathrm{173}}^1\times {\mathrm{20071}}^1$

素因数の和:20254

約数の個数: 16

約数和(自身を含む): 111760896

約数和(自身を除く): 38842953

約数列:

[1, 3, 7, 21, 173, 519, 1211, 3633, 20071, 60213, 140497, 421491, 3472283, 10416849, 24305981, 72917943]

約数ペア:

[(1, 72917943), (3, 24305981), (7, 10416849), (21, 3472283), (173, 421491), (519, 140497), (1211, 60213), (3633, 20071)]