81222407

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{229}}^1\times {\mathrm{2203}}^1$

素因数の和:2462

約数の個数: 16

約数和(自身を含む): 97328640

約数和(自身を除く): 16106233

約数列:

[1, 7, 23, 161, 229, 1603, 2203, 5267, 15421, 36869, 50669, 354683, 504487, 3531409, 11603201, 81222407]

約数ペア:

[(1, 81222407), (7, 11603201), (23, 3531409), (161, 504487), (229, 354683), (1603, 50669), (2203, 36869), (5267, 15421)]