28154268

素因数分解:

$2^2\times 3^2\times {\mathrm{107}}^1\times {\mathrm{7309}}^1$

素因数の和:7426

約数の個数: 36

約数和(自身を含む): 71842680

約数和(自身を除く): 43688412

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 107, 214, 321, 428, 642, 963, 1284, 1926, 3852, 7309, 14618, 21927, 29236, 43854, 65781, 87708, 131562, 263124, 782063, 1564126, 2346189, 3128252, 4692378, 7038567, 9384756, 14077134, 28154268]

約数ペア:

[(1, 28154268), (2, 14077134), (3, 9384756), (4, 7038567), (6, 4692378), (9, 3128252), (12, 2346189), (18, 1564126), (36, 782063), (107, 263124), (214, 131562), (321, 87708), (428, 65781), (642, 43854), (963, 29236), (1284, 21927), (1926, 14618), (3852, 7309)]