228710209

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{67927}}^1$

素因数の和:67984

約数の個数: 16

約数和(自身を含む): 289101568

約数和(自身を除く): 60391359

約数列:

[1, 7, 13, 37, 91, 259, 481, 3367, 67927, 475489, 883051, 2513299, 6181357, 17593093, 32672887, 228710209]

約数ペア:

[(1, 228710209), (7, 32672887), (13, 17593093), (37, 6181357), (91, 2513299), (259, 883051), (481, 475489), (3367, 67927)]