51285982

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{23081}}^1$

素因数の和:23195

約数の個数: 16

約数和(自身を含む): 84757104

約数和(自身を除く): 33471122

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 23081, 46162, 253891, 507782, 2331181, 4662362, 25642991, 51285982]

約数ペア:

[(1, 51285982), (2, 25642991), (11, 4662362), (22, 2331181), (101, 507782), (202, 253891), (1111, 46162), (2222, 23081)]