77991121

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{283}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 94469760

約数和(自身を除く): 16478639

約数列:

[1, 13, 17, 29, 43, 221, 283, 377, 493, 559, 731, 1247, 3679, 4811, 6409, 8207, 9503, 12169, 16211, 21199, 62543, 106691, 139519, 158197, 206873, 275587, 352901, 1813747, 2689349, 4587713, 5999317, 77991121]

約数ペア:

[(1, 77991121), (13, 5999317), (17, 4587713), (29, 2689349), (43, 1813747), (221, 352901), (283, 275587), (377, 206873), (493, 158197), (559, 139519), (731, 106691), (1247, 62543), (3679, 21199), (4811, 16211), (6409, 12169), (8207, 9503)]