12961871

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{659}}^1$

素因数の和:778

約数の個数: 16

約数和(自身を含む): 14968800

約数和(自身を除く): 2006929

約数列:

[1, 13, 17, 89, 221, 659, 1157, 1513, 8567, 11203, 19669, 58651, 145639, 762463, 997067, 12961871]

約数ペア:

[(1, 12961871), (13, 997067), (17, 762463), (89, 145639), (221, 58651), (659, 19669), (1157, 11203), (1513, 8567)]