12407005

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:277

約数の個数: 32

約数和(自身を含む): 17208576

約数和(自身を除く): 4801571

約数列:

[1, 5, 13, 23, 43, 65, 115, 193, 215, 299, 559, 965, 989, 1495, 2509, 2795, 4439, 4945, 8299, 12545, 12857, 22195, 41495, 57707, 64285, 107887, 190877, 288535, 539435, 954385, 2481401, 12407005]

約数ペア:

[(1, 12407005), (5, 2481401), (13, 954385), (23, 539435), (43, 288535), (65, 190877), (115, 107887), (193, 64285), (215, 57707), (299, 41495), (559, 22195), (965, 12857), (989, 12545), (1495, 8299), (2509, 4945), (2795, 4439)]