138575983

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{49123}}^1$

素因数の和:49174

約数の個数: 16

約数和(自身を含む): 176060416

約数和(自身を除く): 37484433

約数列:

[1, 7, 13, 31, 91, 217, 403, 2821, 49123, 343861, 638599, 1522813, 4470193, 10659691, 19796569, 138575983]

約数ペア:

[(1, 138575983), (7, 19796569), (13, 10659691), (31, 4470193), (91, 1522813), (217, 638599), (403, 343861), (2821, 49123)]