217340929

素因数分解:

${\mathrm{13}}^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{223}}^1$

素因数の和:401

約数の個数: 24

約数和(自身を含む): 242672640

約数和(自身を除く): 25331711

約数列:

[1, 13, 73, 79, 169, 223, 949, 1027, 2899, 5767, 12337, 13351, 16279, 17617, 37687, 74971, 211627, 229021, 974623, 1286041, 2751151, 2977273, 16718533, 217340929]

約数ペア:

[(1, 217340929), (13, 16718533), (73, 2977273), (79, 2751151), (169, 1286041), (223, 974623), (949, 229021), (1027, 211627), (2899, 74971), (5767, 37687), (12337, 17617), (13351, 16279)]