390908161

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1\times {\mathrm{10159}}^1$

素因数の和:10428

約数の個数: 16

約数和(自身を含む): 468172800

約数和(自身を除く): 77264639

約数列:

[1, 7, 23, 161, 239, 1673, 5497, 10159, 38479, 71113, 233657, 1635599, 2428001, 16996007, 55844023, 390908161]

約数ペア:

[(1, 390908161), (7, 55844023), (23, 16996007), (161, 2428001), (239, 1635599), (1673, 233657), (5497, 71113), (10159, 38479)]