1285755737984

素因数分解:

$2^7\times {\mathrm{55441}}^1\times {\mathrm{181183}}^1$

素因数の和:236638

約数の個数: 32

約数和(自身を含む): 2561526848640

約数和(自身を除く): 1275771110656

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 55441, 110882, 181183, 221764, 362366, 443528, 724732, 887056, 1449464, 1774112, 2898928, 3548224, 5797856, 7096448, 11595712, 23191424, 10044966703, 20089933406, 40179866812, 80359733624, 160719467248, 321438934496, 642877868992, 1285755737984]

約数ペア:

[(1, 1285755737984), (2, 642877868992), (4, 321438934496), (8, 160719467248), (16, 80359733624), (32, 40179866812), (64, 20089933406), (128, 10044966703), (55441, 23191424), (110882, 11595712), (181183, 7096448), (221764, 5797856), (362366, 3548224), (443528, 2898928), (724732, 1774112), (887056, 1449464)]