85406615

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{128431}}^1$

素因数の和:128462

約数の個数: 16

約数和(自身を含む): 123294720

約数和(自身を除く): 37888105

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 128431, 642155, 899017, 2440189, 4495085, 12200945, 17081323, 85406615]

約数ペア:

[(1, 85406615), (5, 17081323), (7, 12200945), (19, 4495085), (35, 2440189), (95, 899017), (133, 642155), (665, 128431)]