2680458879

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{18211}}^1$

素因数の和:18427

約数の個数: 32

約数和(自身を含む): 4205369344

約数和(自身を除く): 1524910465

約数列:

[1, 3, 7, 21, 43, 129, 163, 301, 489, 903, 1141, 3423, 7009, 18211, 21027, 49063, 54633, 127477, 147189, 382431, 783073, 2349219, 2968393, 5481511, 8905179, 16444533, 20778751, 62336253, 127640899, 382922697, 893486293, 2680458879]

約数ペア:

[(1, 2680458879), (3, 893486293), (7, 382922697), (21, 127640899), (43, 62336253), (129, 20778751), (163, 16444533), (301, 8905179), (489, 5481511), (903, 2968393), (1141, 2349219), (3423, 783073), (7009, 382431), (18211, 147189), (21027, 127477), (49063, 54633)]