9723415

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{311}}^1$

素因数の和:379

約数の個数: 24

約数和(自身を含む): 13017888

約数和(自身を除く): 3294473

約数列:

[1, 5, 13, 37, 65, 169, 185, 311, 481, 845, 1555, 2405, 4043, 6253, 11507, 20215, 31265, 52559, 57535, 149591, 262795, 747955, 1944683, 9723415]

約数ペア:

[(1, 9723415), (5, 1944683), (13, 747955), (37, 262795), (65, 149591), (169, 57535), (185, 52559), (311, 31265), (481, 20215), (845, 11507), (1555, 6253), (2405, 4043)]