12976221952

素因数分解:

$2^8\times {\mathrm{127}}^1\times {\mathrm{257}}^1\times {\mathrm{1553}}^1$

素因数の和:1953

約数の個数: 72

約数和(自身を含む): 26224160256

約数和(自身を除く): 13247938304

約数列:

[1, 2, 4, 8, 16, 32, 64, 127, 128, 254, 256, 257, 508, 514, 1016, 1028, 1553, 2032, 2056, 3106, 4064, 4112, 6212, 8128, 8224, 12424, 16256, 16448, 24848, 32512, 32639, 32896, 49696, 65278, 65792, 99392, 130556, 197231, 198784, 261112, 394462, 397568, 399121, 522224, 788924, 798242, 1044448, 1577848, 1596484, 2088896, 3155696, 3192968, 4177792, 6311392, 6385936, 8355584, 12622784, 12771872, 25245568, 25543744, 50491136, 50688367, 51087488, 101376734, 102174976, 202753468, 405506936, 811013872, 1622027744, 3244055488, 6488110976, 12976221952]

約数ペア:

[(1, 12976221952), (2, 6488110976), (4, 3244055488), (8, 1622027744), (16, 811013872), (32, 405506936), (64, 202753468), (127, 102174976), (128, 101376734), (254, 51087488), (256, 50688367), (257, 50491136), (508, 25543744), (514, 25245568), (1016, 12771872), (1028, 12622784), (1553, 8355584), (2032, 6385936), (2056, 6311392), (3106, 4177792), (4064, 3192968), (4112, 3155696), (6212, 2088896), (8128, 1596484), (8224, 1577848), (12424, 1044448), (16256, 798242), (16448, 788924), (24848, 522224), (32512, 399121), (32639, 397568), (32896, 394462), (49696, 261112), (65278, 198784), (65792, 197231), (99392, 130556)]