12405869

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{281}}^1$

素因数の和:365

約数の個数: 24

約数和(自身を含む): 15623928

約数和(自身を除く): 3218059

約数列:

[1, 7, 17, 49, 53, 119, 281, 371, 833, 901, 1967, 2597, 4777, 6307, 13769, 14893, 33439, 44149, 104251, 234073, 253181, 729757, 1772267, 12405869]

約数ペア:

[(1, 12405869), (7, 1772267), (17, 729757), (49, 253181), (53, 234073), (119, 104251), (281, 44149), (371, 33439), (833, 14893), (901, 13769), (1967, 6307), (2597, 4777)]