9801242

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{101}}^1\times {\mathrm{401}}^1$

素因数の和:526

約数の個数: 24

約数和(自身を含む): 16360596

約数和(自身を除く): 6559354

約数列:

[1, 2, 11, 22, 101, 121, 202, 242, 401, 802, 1111, 2222, 4411, 8822, 12221, 24442, 40501, 48521, 81002, 97042, 445511, 891022, 4900621, 9801242]

約数ペア:

[(1, 9801242), (2, 4900621), (11, 891022), (22, 445511), (101, 97042), (121, 81002), (202, 48521), (242, 40501), (401, 24442), (802, 12221), (1111, 8822), (2222, 4411)]