28405964

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{3449}}^1$

素因数の和:3553

約数の個数: 24

約数和(自身を含む): 52164000

約数和(自身を除く): 23758036

約数列:

[1, 2, 4, 29, 58, 71, 116, 142, 284, 2059, 3449, 4118, 6898, 8236, 13796, 100021, 200042, 244879, 400084, 489758, 979516, 7101491, 14202982, 28405964]

約数ペア:

[(1, 28405964), (2, 14202982), (4, 7101491), (29, 979516), (58, 489758), (71, 400084), (116, 244879), (142, 200042), (284, 100021), (2059, 13796), (3449, 8236), (4118, 6898)]