2105075

素因数分解:

$5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{523}}^1$

素因数の和:563

約数の個数: 24

約数和(自身を含む): 3118848

約数和(自身を除く): 1013773

約数列:

[1, 5, 7, 23, 25, 35, 115, 161, 175, 523, 575, 805, 2615, 3661, 4025, 12029, 13075, 18305, 60145, 84203, 91525, 300725, 421015, 2105075]

約数ペア:

[(1, 2105075), (5, 421015), (7, 300725), (23, 91525), (25, 84203), (35, 60145), (115, 18305), (161, 13075), (175, 12029), (523, 4025), (575, 3661), (805, 2615)]