51423746

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{23143}}^1$

素因数の和:23257

約数の個数: 16

約数和(自身を含む): 84984768

約数和(自身を除く): 33561022

約数列:

[1, 2, 11, 22, 101, 202, 1111, 2222, 23143, 46286, 254573, 509146, 2337443, 4674886, 25711873, 51423746]

約数ペア:

[(1, 51423746), (2, 25711873), (11, 4674886), (22, 2337443), (101, 509146), (202, 254573), (1111, 46286), (2222, 23143)]