2639812

素因数分解:

$2^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3251}}^1$

素因数の和:3291

約数の個数: 24

約数和(自身を含む): 5463360

約数和(自身を除く): 2823548

約数列:

[1, 2, 4, 7, 14, 28, 29, 58, 116, 203, 406, 812, 3251, 6502, 13004, 22757, 45514, 91028, 94279, 188558, 377116, 659953, 1319906, 2639812]

約数ペア:

[(1, 2639812), (2, 1319906), (4, 659953), (7, 377116), (14, 188558), (28, 94279), (29, 91028), (58, 45514), (116, 22757), (203, 13004), (406, 6502), (812, 3251)]