28562884

素因数分解:

$2^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{2389}}^1$

素因数の和:2468

約数の個数: 36

約数和(自身を含む): 59123820

約数和(自身を除く): 30560936

約数列:

[1, 2, 4, 7, 14, 28, 49, 61, 98, 122, 196, 244, 427, 854, 1708, 2389, 2989, 4778, 5978, 9556, 11956, 16723, 33446, 66892, 117061, 145729, 234122, 291458, 468244, 582916, 1020103, 2040206, 4080412, 7140721, 14281442, 28562884]

約数ペア:

[(1, 28562884), (2, 14281442), (4, 7140721), (7, 4080412), (14, 2040206), (28, 1020103), (49, 582916), (61, 468244), (98, 291458), (122, 234122), (196, 145729), (244, 117061), (427, 66892), (854, 33446), (1708, 16723), (2389, 11956), (2989, 9556), (4778, 5978)]