51488801

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{401}}^1$

素因数の和:521

約数の個数: 32

約数和(自身を含む): 68076288

約数和(自身を除く): 16587487

約数列:

[1, 7, 13, 17, 83, 91, 119, 221, 401, 581, 1079, 1411, 1547, 2807, 5213, 6817, 7553, 9877, 18343, 33283, 36491, 47719, 88621, 128401, 232981, 432679, 565811, 620347, 3028753, 3960677, 7355543, 51488801]

約数ペア:

[(1, 51488801), (7, 7355543), (13, 3960677), (17, 3028753), (83, 620347), (91, 565811), (119, 432679), (221, 232981), (401, 128401), (581, 88621), (1079, 47719), (1411, 36491), (1547, 33283), (2807, 18343), (5213, 9877), (6817, 7553)]