2021778275

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{75793}}^1$

素因数の和:75911

約数の個数: 24

約数和(自身を含む): 2763146064

約数和(自身を除く): 741367789

約数列:

[1, 5, 11, 25, 55, 97, 275, 485, 1067, 2425, 5335, 26675, 75793, 378965, 833723, 1894825, 4168615, 7351921, 20843075, 36759605, 80871131, 183798025, 404355655, 2021778275]

約数ペア:

[(1, 2021778275), (5, 404355655), (11, 183798025), (25, 80871131), (55, 36759605), (97, 20843075), (275, 7351921), (485, 4168615), (1067, 1894825), (2425, 833723), (5335, 378965), (26675, 75793)]