2783506479

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1657}}^1\times {\mathrm{2267}}^1$

素因数の和:3959

約数の個数: 32

約数和(自身を含む): 4211585280

約数和(自身を除く): 1428078801

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 1657, 2267, 4971, 6801, 21541, 29471, 31483, 43073, 64623, 88413, 94449, 129219, 409279, 559949, 1227837, 1679847, 3756419, 11269257, 48833447, 71371961, 146500341, 214115883, 927835493, 2783506479]

約数ペア:

[(1, 2783506479), (3, 927835493), (13, 214115883), (19, 146500341), (39, 71371961), (57, 48833447), (247, 11269257), (741, 3756419), (1657, 1679847), (2267, 1227837), (4971, 559949), (6801, 409279), (21541, 129219), (29471, 94449), (31483, 88413), (43073, 64623)]