164966585

素因数分解:

$5^1\times 7^2\times {\mathrm{419}}^1\times {\mathrm{1607}}^1$

素因数の和:2045

約数の個数: 24

約数和(自身を含む): 230973120

約数和(自身を除く): 66006535

約数列:

[1, 5, 7, 35, 49, 245, 419, 1607, 2095, 2933, 8035, 11249, 14665, 20531, 56245, 78743, 102655, 393715, 673333, 3366665, 4713331, 23566655, 32993317, 164966585]

約数ペア:

[(1, 164966585), (5, 32993317), (7, 23566655), (35, 4713331), (49, 3366665), (245, 673333), (419, 393715), (1607, 102655), (2095, 78743), (2933, 56245), (8035, 20531), (11249, 14665)]