2659865

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{151}}^1\times {\mathrm{271}}^1$

素因数の和:440

約数の個数: 16

約数和(自身を含む): 3472896

約数和(自身を除く): 813031

約数列:

[1, 5, 13, 65, 151, 271, 755, 1355, 1963, 3523, 9815, 17615, 40921, 204605, 531973, 2659865]

約数ペア:

[(1, 2659865), (5, 531973), (13, 204605), (65, 40921), (151, 17615), (271, 9815), (755, 3523), (1355, 1963)]