67878911

素因数分解:

${\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:502

約数の個数: 16

約数和(自身を含む): 72534528

約数和(自身を除く): 4655617

約数列:

[1, 23, 71, 197, 211, 1633, 4531, 4853, 13987, 14981, 41567, 321701, 344563, 956041, 2951257, 67878911]

約数ペア:

[(1, 67878911), (23, 2951257), (71, 956041), (197, 344563), (211, 321701), (1633, 41567), (4531, 14981), (4853, 13987)]