20160413

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{31649}}^1$

素因数の和:31676

約数の個数: 12

約数和(自身を含む): 25256700

約数和(自身を除く): 5096287

約数列:

[1, 7, 13, 49, 91, 637, 31649, 221543, 411437, 1550801, 2880059, 20160413]

約数ペア:

[(1, 20160413), (7, 2880059), (13, 1550801), (49, 411437), (91, 221543), (637, 31649)]