71399643

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{199999}}^1$

素因数の和:200026

約数の個数: 16

約数和(自身を含む): 115200000

約数和(自身を除く): 43800357

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 199999, 599997, 1399993, 3399983, 4199979, 10199949, 23799881, 71399643]

約数ペア:

[(1, 71399643), (3, 23799881), (7, 10199949), (17, 4199979), (21, 3399983), (51, 1399993), (119, 599997), (357, 199999)]