427612928

素因数分解:

$2^8\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:413

約数の個数: 72

約数和(自身を含む): 878225040

約数和(自身を除く): 450612112

約数列:

[1, 2, 4, 8, 16, 32, 61, 64, 122, 128, 139, 197, 244, 256, 278, 394, 488, 556, 788, 976, 1112, 1576, 1952, 2224, 3152, 3904, 4448, 6304, 7808, 8479, 8896, 12017, 12608, 15616, 16958, 17792, 24034, 25216, 27383, 33916, 35584, 48068, 50432, 54766, 67832, 96136, 109532, 135664, 192272, 219064, 271328, 384544, 438128, 542656, 769088, 876256, 1085312, 1538176, 1670363, 1752512, 2170624, 3076352, 3340726, 3505024, 6681452, 7010048, 13362904, 26725808, 53451616, 106903232, 213806464, 427612928]

約数ペア:

[(1, 427612928), (2, 213806464), (4, 106903232), (8, 53451616), (16, 26725808), (32, 13362904), (61, 7010048), (64, 6681452), (122, 3505024), (128, 3340726), (139, 3076352), (197, 2170624), (244, 1752512), (256, 1670363), (278, 1538176), (394, 1085312), (488, 876256), (556, 769088), (788, 542656), (976, 438128), (1112, 384544), (1576, 271328), (1952, 219064), (2224, 192272), (3152, 135664), (3904, 109532), (4448, 96136), (6304, 67832), (7808, 54766), (8479, 50432), (8896, 48068), (12017, 35584), (12608, 33916), (15616, 27383), (16958, 25216), (17792, 24034)]