9970385

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1\times {\mathrm{479}}^1$

素因数の和:688

約数の個数: 16

約数和(自身を含む): 12579840

約数和(自身を除く): 2609455

約数列:

[1, 5, 23, 115, 181, 479, 905, 2395, 4163, 11017, 20815, 55085, 86699, 433495, 1994077, 9970385]

約数ペア:

[(1, 9970385), (5, 1994077), (23, 433495), (115, 86699), (181, 55085), (479, 20815), (905, 11017), (2395, 4163)]