220165029

素因数分解:

$3^2\times 7^1\times {\mathrm{1489}}^1\times {\mathrm{2347}}^1$

素因数の和:3849

約数の個数: 24

約数和(自身を含む): 363846080

約数和(自身を除く): 143681051

約数列:

[1, 3, 7, 9, 21, 63, 1489, 2347, 4467, 7041, 10423, 13401, 16429, 21123, 31269, 49287, 93807, 147861, 3494683, 10484049, 24462781, 31452147, 73388343, 220165029]

約数ペア:

[(1, 220165029), (3, 73388343), (7, 31452147), (9, 24462781), (21, 10484049), (63, 3494683), (1489, 147861), (2347, 93807), (4467, 49287), (7041, 31269), (10423, 21123), (13401, 16429)]