70519771

素因数分解:

$7^4\times {\mathrm{23}}^1\times {\mathrm{1277}}^1$

素因数の和:1328

約数の個数: 20

約数和(自身を含む): 85912272

約数和(自身を除く): 15392501

約数列:

[1, 7, 23, 49, 161, 343, 1127, 1277, 2401, 7889, 8939, 29371, 55223, 62573, 205597, 438011, 1439179, 3066077, 10074253, 70519771]

約数ペア:

[(1, 70519771), (7, 10074253), (23, 3066077), (49, 1439179), (161, 438011), (343, 205597), (1127, 62573), (1277, 55223), (2401, 29371), (7889, 8939)]