80634879

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{107}}^1\times {\mathrm{113}}^1$

素因数の和:261

約数の個数: 64

約数和(自身を含む): 137894400

約数和(自身を除く): 57259521

約数列:

[1, 3, 9, 13, 19, 27, 39, 57, 107, 113, 117, 171, 247, 321, 339, 351, 513, 741, 963, 1017, 1391, 1469, 2033, 2147, 2223, 2889, 3051, 4173, 4407, 6099, 6441, 6669, 12091, 12519, 13221, 18297, 19323, 26429, 27911, 36273, 37557, 39663, 54891, 57969, 79287, 83733, 108819, 157183, 229729, 237861, 251199, 326457, 471549, 689187, 713583, 753597, 1414647, 2067561, 2986477, 4243941, 6202683, 8959431, 26878293, 80634879]

約数ペア:

[(1, 80634879), (3, 26878293), (9, 8959431), (13, 6202683), (19, 4243941), (27, 2986477), (39, 2067561), (57, 1414647), (107, 753597), (113, 713583), (117, 689187), (171, 471549), (247, 326457), (321, 251199), (339, 237861), (351, 229729), (513, 157183), (741, 108819), (963, 83733), (1017, 79287), (1391, 57969), (1469, 54891), (2033, 39663), (2147, 37557), (2223, 36273), (2889, 27911), (3051, 26429), (4173, 19323), (4407, 18297), (6099, 13221), (6441, 12519), (6669, 12091)]