81338834

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1\times {\mathrm{3581}}^1$

素因数の和:3901

約数の個数: 16

約数和(自身を含む): 125470296

約数和(自身を除く): 44131462

約数列:

[1, 2, 41, 82, 277, 554, 3581, 7162, 11357, 22714, 146821, 293642, 991937, 1983874, 40669417, 81338834]

約数ペア:

[(1, 81338834), (2, 40669417), (41, 1983874), (82, 991937), (277, 293642), (554, 146821), (3581, 22714), (7162, 11357)]