1291575

素因数分解:

$3^1\times 5^2\times {\mathrm{17}}^1\times {\mathrm{1013}}^1$

素因数の和:1043

約数の個数: 24

約数和(自身を含む): 2263248

約数和(自身を除く): 971673

約数列:

[1, 3, 5, 15, 17, 25, 51, 75, 85, 255, 425, 1013, 1275, 3039, 5065, 15195, 17221, 25325, 51663, 75975, 86105, 258315, 430525, 1291575]

約数ペア:

[(1, 1291575), (3, 430525), (5, 258315), (15, 86105), (17, 75975), (25, 51663), (51, 25325), (75, 17221), (85, 15195), (255, 5065), (425, 3039), (1013, 1275)]