78363993

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{647}}^1\times {\mathrm{859}}^1$

素因数の和:1556

約数の個数: 16

約数和(自身を含む): 106997760

約数和(自身を除く): 28633767

約数列:

[1, 3, 47, 141, 647, 859, 1941, 2577, 30409, 40373, 91227, 121119, 555773, 1667319, 26121331, 78363993]

約数ペア:

[(1, 78363993), (3, 26121331), (47, 1667319), (141, 555773), (647, 121119), (859, 91227), (1941, 40373), (2577, 30409)]