12888785

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{2179}}^1$

素因数の和:2217

約数の個数: 24

約数和(自身を含む): 19149120

約数和(自身を除く): 6260335

約数列:

[1, 5, 7, 13, 35, 65, 91, 169, 455, 845, 1183, 2179, 5915, 10895, 15253, 28327, 76265, 141635, 198289, 368251, 991445, 1841255, 2577757, 12888785]

約数ペア:

[(1, 12888785), (5, 2577757), (7, 1841255), (13, 991445), (35, 368251), (65, 198289), (91, 141635), (169, 76265), (455, 28327), (845, 15253), (1183, 10895), (2179, 5915)]