128698985

素因数分解:

$5^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1\times {\mathrm{563}}^1$

素因数の和:1048

約数の個数: 16

約数和(自身を含む): 156340800

約数和(自身を除く): 27641815

約数列:

[1, 5, 131, 349, 563, 655, 1745, 2815, 45719, 73753, 196487, 228595, 368765, 982435, 25739797, 128698985]

約数ペア:

[(1, 128698985), (5, 25739797), (131, 982435), (349, 368765), (563, 228595), (655, 196487), (1745, 73753), (2815, 45719)]