2801777776

素因数分解:

$2^4\times 7^1\times {\mathrm{971}}^1\times {\mathrm{25763}}^1$

素因数の和:26749

約数の個数: 40

約数和(自身を含む): 6210566784

約数和(自身を除く): 3408789008

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 971, 1942, 3884, 6797, 7768, 13594, 15536, 25763, 27188, 51526, 54376, 103052, 108752, 180341, 206104, 360682, 412208, 721364, 1442728, 2885456, 25015873, 50031746, 100063492, 175111111, 200126984, 350222222, 400253968, 700444444, 1400888888, 2801777776]

約数ペア:

[(1, 2801777776), (2, 1400888888), (4, 700444444), (7, 400253968), (8, 350222222), (14, 200126984), (16, 175111111), (28, 100063492), (56, 50031746), (112, 25015873), (971, 2885456), (1942, 1442728), (3884, 721364), (6797, 412208), (7768, 360682), (13594, 206104), (15536, 180341), (25763, 108752), (27188, 103052), (51526, 54376)]