28965992

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{3259}}^1$

素因数の和:3377

約数の個数: 32

約数和(自身を含む): 59853600

約数和(自身を除く): 30887608

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 101, 202, 404, 808, 1111, 2222, 3259, 4444, 6518, 8888, 13036, 26072, 35849, 71698, 143396, 286792, 329159, 658318, 1316636, 2633272, 3620749, 7241498, 14482996, 28965992]

約数ペア:

[(1, 28965992), (2, 14482996), (4, 7241498), (8, 3620749), (11, 2633272), (22, 1316636), (44, 658318), (88, 329159), (101, 286792), (202, 143396), (404, 71698), (808, 35849), (1111, 26072), (2222, 13036), (3259, 8888), (4444, 6518)]