39400215

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{20051}}^1$

素因数の和:20190

約数の個数: 16

約数和(自身を含む): 63524736

約数和(自身を除く): 24124521

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 20051, 60153, 100255, 300765, 2626681, 7880043, 13133405, 39400215]

約数ペア:

[(1, 39400215), (3, 13133405), (5, 7880043), (15, 2626681), (131, 300765), (393, 100255), (655, 60153), (1965, 20051)]