128517599

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{12601}}^1$

素因数の和:12686

約数の個数: 16

約数和(自身を含む): 154853376

約数和(自身を除く): 26335777

約数列:

[1, 7, 31, 47, 217, 329, 1457, 10199, 12601, 88207, 390631, 592247, 2734417, 4145729, 18359657, 128517599]

約数ペア:

[(1, 128517599), (7, 18359657), (31, 4145729), (47, 2734417), (217, 592247), (329, 390631), (1457, 88207), (10199, 12601)]