139986721

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{14173}}^1$

素因数の和:14280

約数の個数: 16

約数和(自身を含む): 171448704

約数和(自身を除く): 31461983

約数列:

[1, 7, 17, 83, 119, 581, 1411, 9877, 14173, 99211, 240941, 1176359, 1686587, 8234513, 19998103, 139986721]

約数ペア:

[(1, 139986721), (7, 19998103), (17, 8234513), (83, 1686587), (119, 1176359), (581, 240941), (1411, 99211), (9877, 14173)]