68449758

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{439}}^1\times {\mathrm{1999}}^1$

素因数の和:2456

約数の個数: 32

約数和(自身を含む): 147840000

約数和(自身を除く): 79390242

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 439, 878, 1317, 1999, 2634, 3998, 5707, 5997, 11414, 11994, 17121, 25987, 34242, 51974, 77961, 155922, 877561, 1755122, 2632683, 5265366, 11408293, 22816586, 34224879, 68449758]

約数ペア:

[(1, 68449758), (2, 34224879), (3, 22816586), (6, 11408293), (13, 5265366), (26, 2632683), (39, 1755122), (78, 877561), (439, 155922), (878, 77961), (1317, 51974), (1999, 34242), (2634, 25987), (3998, 17121), (5707, 11994), (5997, 11414)]