28381728

素因数分解:

$2^5\times 3^1\times {\mathrm{239}}^1\times {\mathrm{1237}}^1$

素因数の和:1489

約数の個数: 48

約数和(自身を含む): 74874240

約数和(自身を除く): 46492512

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 239, 478, 717, 956, 1237, 1434, 1912, 2474, 2868, 3711, 3824, 4948, 5736, 7422, 7648, 9896, 11472, 14844, 19792, 22944, 29688, 39584, 59376, 118752, 295643, 591286, 886929, 1182572, 1773858, 2365144, 3547716, 4730288, 7095432, 9460576, 14190864, 28381728]

約数ペア:

[(1, 28381728), (2, 14190864), (3, 9460576), (4, 7095432), (6, 4730288), (8, 3547716), (12, 2365144), (16, 1773858), (24, 1182572), (32, 886929), (48, 591286), (96, 295643), (239, 118752), (478, 59376), (717, 39584), (956, 29688), (1237, 22944), (1434, 19792), (1912, 14844), (2474, 11472), (2868, 9896), (3711, 7648), (3824, 7422), (4948, 5736)]