520050986

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{337}}^1$

素因数の和:559

約数の個数: 64

約数和(自身を含む): 985770240

約数和(自身を除く): 465719254

約数列:

[1, 2, 7, 13, 14, 26, 61, 91, 122, 139, 182, 278, 337, 427, 674, 793, 854, 973, 1586, 1807, 1946, 2359, 3614, 4381, 4718, 5551, 8479, 8762, 11102, 12649, 16958, 20557, 25298, 30667, 41114, 46843, 59353, 61334, 93686, 110227, 118706, 143899, 220454, 267241, 287798, 327901, 534482, 608959, 655802, 771589, 1217918, 1543178, 1870687, 2857423, 3741374, 4262713, 5714846, 8525426, 20001961, 37146499, 40003922, 74292998, 260025493, 520050986]

約数ペア:

[(1, 520050986), (2, 260025493), (7, 74292998), (13, 40003922), (14, 37146499), (26, 20001961), (61, 8525426), (91, 5714846), (122, 4262713), (139, 3741374), (182, 2857423), (278, 1870687), (337, 1543178), (427, 1217918), (674, 771589), (793, 655802), (854, 608959), (973, 534482), (1586, 327901), (1807, 287798), (1946, 267241), (2359, 220454), (3614, 143899), (4381, 118706), (4718, 110227), (5551, 93686), (8479, 61334), (8762, 59353), (11102, 46843), (12649, 41114), (16958, 30667), (20557, 25298)]