13991425

素因数分解:

$5^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{4703}}^1$

素因数の和:4737

約数の個数: 24

約数和(自身を含む): 20998656

約数和(自身を除く): 7007231

約数列:

[1, 5, 7, 17, 25, 35, 85, 119, 175, 425, 595, 2975, 4703, 23515, 32921, 79951, 117575, 164605, 399755, 559657, 823025, 1998775, 2798285, 13991425]

約数ペア:

[(1, 13991425), (5, 2798285), (7, 1998775), (17, 823025), (25, 559657), (35, 399755), (85, 164605), (119, 117575), (175, 79951), (425, 32921), (595, 23515), (2975, 4703)]