28268284

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{6361}}^1$

素因数の和:6477

約数の個数: 24

約数和(自身を含む): 54509616

約数和(自身を除く): 26241332

約数列:

[1, 2, 4, 11, 22, 44, 101, 202, 404, 1111, 2222, 4444, 6361, 12722, 25444, 69971, 139942, 279884, 642461, 1284922, 2569844, 7067071, 14134142, 28268284]

約数ペア:

[(1, 28268284), (2, 14134142), (4, 7067071), (11, 2569844), (22, 1284922), (44, 642461), (101, 279884), (202, 139942), (404, 69971), (1111, 25444), (2222, 12722), (4444, 6361)]