81832156

素因数分解:

$2^2\times 7^2\times {\mathrm{417511}}^1$

素因数の和:417529

約数の個数: 18

約数和(自身を含む): 166587288

約数和(自身を除く): 84755132

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 417511, 835022, 1670044, 2922577, 5845154, 11690308, 20458039, 40916078, 81832156]

約数ペア:

[(1, 81832156), (2, 40916078), (4, 20458039), (7, 11690308), (14, 5845154), (28, 2922577), (49, 1670044), (98, 835022), (196, 417511)]