261108289

素因数分解:

${\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{89}}^1\times {\mathrm{2719}}^1$

素因数の和:2904

約数の個数: 16

約数和(自身を含む): 287884800

約数和(自身を除く): 26776511

約数列:

[1, 13, 83, 89, 1079, 1157, 2719, 7387, 35347, 96031, 225677, 241991, 2933801, 3145883, 20085253, 261108289]

約数ペア:

[(1, 261108289), (13, 20085253), (83, 3145883), (89, 2933801), (1079, 241991), (1157, 225677), (2719, 96031), (7387, 35347)]