31892315

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2417}}^1$

素因数の和:2471

約数の個数: 32

約数和(自身を含む): 48746880

約数和(自身を除く): 16854565

約数列:

[1, 5, 7, 13, 29, 35, 65, 91, 145, 203, 377, 455, 1015, 1885, 2417, 2639, 12085, 13195, 16919, 31421, 70093, 84595, 157105, 219947, 350465, 490651, 911209, 1099735, 2453255, 4556045, 6378463, 31892315]

約数ペア:

[(1, 31892315), (5, 6378463), (7, 4556045), (13, 2453255), (29, 1099735), (35, 911209), (65, 490651), (91, 350465), (145, 219947), (203, 157105), (377, 84595), (455, 70093), (1015, 31421), (1885, 16919), (2417, 13195), (2639, 12085)]