28242723

素因数分解:

$3^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{6907}}^1$

素因数の和:6986

約数の個数: 16

約数和(自身を含む): 39790080

約数和(自身を除く): 11547357

約数列:

[1, 3, 29, 47, 87, 141, 1363, 4089, 6907, 20721, 200303, 324629, 600909, 973887, 9414241, 28242723]

約数ペア:

[(1, 28242723), (3, 9414241), (29, 973887), (47, 600909), (87, 324629), (141, 200303), (1363, 20721), (4089, 6907)]