2787661552

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{2447}}^1\times {\mathrm{5477}}^1$

素因数の和:7945

約数の個数: 40

約数和(自身を含む): 5820002496

約数和(自身を除く): 3032340944

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 2447, 4894, 5477, 9788, 10954, 19576, 21908, 31811, 39152, 43816, 63622, 71201, 87632, 127244, 142402, 254488, 284804, 508976, 569608, 1139216, 13402219, 26804438, 53608876, 107217752, 174228847, 214435504, 348457694, 696915388, 1393830776, 2787661552]

約数ペア:

[(1, 2787661552), (2, 1393830776), (4, 696915388), (8, 348457694), (13, 214435504), (16, 174228847), (26, 107217752), (52, 53608876), (104, 26804438), (208, 13402219), (2447, 1139216), (4894, 569608), (5477, 508976), (9788, 284804), (10954, 254488), (19576, 142402), (21908, 127244), (31811, 87632), (39152, 71201), (43816, 63622)]