31376079

素因数分解:

$3^4\times 7^1\times {\mathrm{55337}}^1$

素因数の和:55356

約数の個数: 20

約数和(自身を含む): 53567184

約数和(自身を除く): 22191105

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 55337, 166011, 387359, 498033, 1162077, 1494099, 3486231, 4482297, 10458693, 31376079]

約数ペア:

[(1, 31376079), (3, 10458693), (7, 4482297), (9, 3486231), (21, 1494099), (27, 1162077), (63, 498033), (81, 387359), (189, 166011), (567, 55337)]