2017925

素因数分解:

$5^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{887}}^1$

素因数の和:917

約数の個数: 24

約数和(自身を含む): 3083136

約数和(自身を除く): 1065211

約数列:

[1, 5, 7, 13, 25, 35, 65, 91, 175, 325, 455, 887, 2275, 4435, 6209, 11531, 22175, 31045, 57655, 80717, 155225, 288275, 403585, 2017925]

約数ペア:

[(1, 2017925), (5, 403585), (7, 288275), (13, 155225), (25, 80717), (35, 57655), (65, 31045), (91, 22175), (175, 11531), (325, 6209), (455, 4435), (887, 2275)]