12380879

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{167}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 15513120

約数和(自身を除く): 3132241

約数列:

[1, 7, 17, 49, 89, 119, 167, 623, 833, 1169, 1513, 2839, 4361, 8183, 10591, 14863, 19873, 74137, 104041, 139111, 252671, 728287, 1768697, 12380879]

約数ペア:

[(1, 12380879), (7, 1768697), (17, 728287), (49, 252671), (89, 139111), (119, 104041), (167, 74137), (623, 19873), (833, 14863), (1169, 10591), (1513, 8183), (2839, 4361)]