748433728

素因数分解:

$2^6\times 7^1\times {\mathrm{599}}^1\times {\mathrm{2789}}^1$

素因数の和:3407

約数の個数: 56

約数和(自身を含む): 1700784000

約数和(自身を除く): 952350272

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 224, 448, 599, 1198, 2396, 2789, 4193, 4792, 5578, 8386, 9584, 11156, 16772, 19168, 19523, 22312, 33544, 38336, 39046, 44624, 67088, 78092, 89248, 134176, 156184, 178496, 268352, 312368, 624736, 1249472, 1670611, 3341222, 6682444, 11694277, 13364888, 23388554, 26729776, 46777108, 53459552, 93554216, 106919104, 187108432, 374216864, 748433728]

約数ペア:

[(1, 748433728), (2, 374216864), (4, 187108432), (7, 106919104), (8, 93554216), (14, 53459552), (16, 46777108), (28, 26729776), (32, 23388554), (56, 13364888), (64, 11694277), (112, 6682444), (224, 3341222), (448, 1670611), (599, 1249472), (1198, 624736), (2396, 312368), (2789, 268352), (4193, 178496), (4792, 156184), (5578, 134176), (8386, 89248), (9584, 78092), (11156, 67088), (16772, 44624), (19168, 39046), (19523, 38336), (22312, 33544)]