203478279

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{9677}}^1$

素因数の和:9886

約数の個数: 16

約数和(自身を含む): 279345792

約数和(自身を除く): 75867513

約数列:

[1, 3, 43, 129, 163, 489, 7009, 9677, 21027, 29031, 416111, 1248333, 1577351, 4732053, 67826093, 203478279]

約数ペア:

[(1, 203478279), (3, 67826093), (43, 4732053), (129, 1577351), (163, 1248333), (489, 416111), (7009, 29031), (9677, 21027)]