127777216

素因数分解:

$2^6\times 7^1\times {\mathrm{223}}^1\times {\mathrm{1279}}^1$

素因数の和:1521

約数の個数: 56

約数和(自身を含む): 291307520

約数和(自身を除く): 163530304

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 223, 224, 446, 448, 892, 1279, 1561, 1784, 2558, 3122, 3568, 5116, 6244, 7136, 8953, 10232, 12488, 14272, 17906, 20464, 24976, 35812, 40928, 49952, 71624, 81856, 99904, 143248, 285217, 286496, 570434, 572992, 1140868, 1996519, 2281736, 3993038, 4563472, 7986076, 9126944, 15972152, 18253888, 31944304, 63888608, 127777216]

約数ペア:

[(1, 127777216), (2, 63888608), (4, 31944304), (7, 18253888), (8, 15972152), (14, 9126944), (16, 7986076), (28, 4563472), (32, 3993038), (56, 2281736), (64, 1996519), (112, 1140868), (223, 572992), (224, 570434), (446, 286496), (448, 285217), (892, 143248), (1279, 99904), (1561, 81856), (1784, 71624), (2558, 49952), (3122, 40928), (3568, 35812), (5116, 24976), (6244, 20464), (7136, 17906), (8953, 14272), (10232, 12488)]