81220678

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{527407}}^1$

素因数の和:527427

約数の個数: 16

約数和(自身を含む): 151893504

約数和(自身を除く): 70672826

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 527407, 1054814, 3691849, 5801477, 7383698, 11602954, 40610339, 81220678]

約数ペア:

[(1, 81220678), (2, 40610339), (7, 11602954), (11, 7383698), (14, 5801477), (22, 3691849), (77, 1054814), (154, 527407)]