28499826

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:674

約数の個数: 32

約数和(自身を含む): 58320000

約数和(自身を除く): 29820174

約数列:

[1, 2, 3, 6, 71, 142, 149, 213, 298, 426, 447, 449, 894, 898, 1347, 2694, 10579, 21158, 31737, 31879, 63474, 63758, 66901, 95637, 133802, 191274, 200703, 401406, 4749971, 9499942, 14249913, 28499826]

約数ペア:

[(1, 28499826), (2, 14249913), (3, 9499942), (6, 4749971), (71, 401406), (142, 200703), (149, 191274), (213, 133802), (298, 95637), (426, 66901), (447, 63758), (449, 63474), (894, 31879), (898, 31737), (1347, 21158), (2694, 10579)]