219345917

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{80141}}^1$

素因数の和:80188

約数の個数: 16

約数和(自身を含む): 276970752

約数和(自身を除く): 57624835

約数列:

[1, 7, 17, 23, 119, 161, 391, 2737, 80141, 560987, 1362397, 1843243, 9536779, 12902701, 31335131, 219345917]

約数ペア:

[(1, 219345917), (7, 31335131), (17, 12902701), (23, 9536779), (119, 1843243), (161, 1362397), (391, 560987), (2737, 80141)]