254257319

素因数分解:

${\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{331}}^1\times {\mathrm{349}}^1$

素因数の和:782

約数の個数: 16

約数和(自身を含む): 267724800

約数和(自身を除く): 13467481

約数列:

[1, 31, 71, 331, 349, 2201, 10261, 10819, 23501, 24779, 115519, 728531, 768149, 3581089, 8201849, 254257319]

約数ペア:

[(1, 254257319), (31, 8201849), (71, 3581089), (331, 768149), (349, 728531), (2201, 115519), (10261, 24779), (10819, 23501)]