13478335

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6689}}^1$

素因数の和:6738

約数の個数: 16

約数和(自身を含む): 17982720

約数和(自身を除く): 4504385

約数列:

[1, 5, 13, 31, 65, 155, 403, 2015, 6689, 33445, 86957, 207359, 434785, 1036795, 2695667, 13478335]

約数ペア:

[(1, 13478335), (5, 2695667), (13, 1036795), (31, 434785), (65, 207359), (155, 86957), (403, 33445), (2015, 6689)]