81643627

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{7687}}^1$

素因数の和:7762

約数の個数: 16

約数和(自身を含む): 94716160

約数和(自身を除く): 13072533

約数列:

[1, 13, 19, 43, 247, 559, 817, 7687, 10621, 99931, 146053, 330541, 1898689, 4297033, 6280279, 81643627]

約数ペア:

[(1, 81643627), (13, 6280279), (19, 4297033), (43, 1898689), (247, 330541), (559, 146053), (817, 99931), (7687, 10621)]