3998291242

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{191}}^1\times {\mathrm{9421}}^1$

素因数の和:9726

約数の個数: 32

約数和(自身を含む): 6642736128

約数和(自身を除く): 2644444886

約数列:

[1, 2, 11, 22, 101, 191, 202, 382, 1111, 2101, 2222, 4202, 9421, 18842, 19291, 38582, 103631, 207262, 212201, 424402, 951521, 1799411, 1903042, 3598822, 10466731, 19793521, 20933462, 39587042, 181740511, 363481022, 1999145621, 3998291242]

約数ペア:

[(1, 3998291242), (2, 1999145621), (11, 363481022), (22, 181740511), (101, 39587042), (191, 20933462), (202, 19793521), (382, 10466731), (1111, 3598822), (2101, 1903042), (2222, 1799411), (4202, 951521), (9421, 424402), (18842, 212201), (19291, 207262), (38582, 103631)]