25716021

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{1223}}^1$

素因数の和:1432

約数の個数: 16

約数和(自身を含む): 35329536

約数和(自身を除く): 9613515

約数列:

[1, 3, 43, 129, 163, 489, 1223, 3669, 7009, 21027, 52589, 157767, 199349, 598047, 8572007, 25716021]

約数ペア:

[(1, 25716021), (3, 8572007), (43, 598047), (129, 199349), (163, 157767), (489, 52589), (1223, 21027), (3669, 7009)]