28213977

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{337}}^1$

素因数の和:453

約数の個数: 32

約数和(自身を含む): 42831360

約数和(自身を除く): 14617383

約数列:

[1, 3, 11, 33, 43, 59, 129, 177, 337, 473, 649, 1011, 1419, 1947, 2537, 3707, 7611, 11121, 14491, 19883, 27907, 43473, 59649, 83721, 159401, 218713, 478203, 656139, 854969, 2564907, 9404659, 28213977]

約数ペア:

[(1, 28213977), (3, 9404659), (11, 2564907), (33, 854969), (43, 656139), (59, 478203), (129, 218713), (177, 159401), (337, 83721), (473, 59649), (649, 43473), (1011, 27907), (1419, 19883), (1947, 14491), (2537, 11121), (3707, 7611)]