99991507

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6397}}^1$

素因数の和:6451

約数の個数: 24

約数和(自身を含む): 131286960

約数和(自身を除く): 31295453

約数列:

[1, 7, 11, 29, 49, 77, 203, 319, 539, 1421, 2233, 6397, 15631, 44779, 70367, 185513, 313453, 492569, 1298591, 2040643, 3447983, 9090137, 14284501, 99991507]

約数ペア:

[(1, 99991507), (7, 14284501), (11, 9090137), (29, 3447983), (49, 2040643), (77, 1298591), (203, 492569), (319, 313453), (539, 185513), (1421, 70367), (2233, 44779), (6397, 15631)]