28579397

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{3119}}^1$

素因数の和:3161

約数の個数: 24

約数和(自身を含む): 38413440

約数和(自身を除く): 9834043

約数列:

[1, 7, 11, 17, 49, 77, 119, 187, 539, 833, 1309, 3119, 9163, 21833, 34309, 53023, 152831, 240163, 371161, 583253, 1681141, 2598127, 4082771, 28579397]

約数ペア:

[(1, 28579397), (7, 4082771), (11, 2598127), (17, 1681141), (49, 583253), (77, 371161), (119, 240163), (187, 152831), (539, 53023), (833, 34309), (1309, 21833), (3119, 9163)]