42439985

素因数分解:

$5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{15349}}^1$

素因数の和:15440

約数の個数: 16

約数和(自身を含む): 58944000

約数和(自身を除く): 16504015

約数列:

[1, 5, 7, 35, 79, 395, 553, 2765, 15349, 76745, 107443, 537215, 1212571, 6062855, 8487997, 42439985]

約数ペア:

[(1, 42439985), (5, 8487997), (7, 6062855), (35, 1212571), (79, 537215), (395, 107443), (553, 76745), (2765, 15349)]