851231108

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{75437}}^1$

素因数の和:75492

約数の個数: 48

約数和(自身を含む): 1892588544

約数和(自身を除く): 1041357436

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 31, 52, 62, 91, 124, 182, 217, 364, 403, 434, 806, 868, 1612, 2821, 5642, 11284, 75437, 150874, 301748, 528059, 980681, 1056118, 1961362, 2112236, 2338547, 3922724, 4677094, 6864767, 9354188, 13729534, 16369829, 27459068, 30401111, 32739658, 60802222, 65479316, 121604444, 212807777, 425615554, 851231108]

約数ペア:

[(1, 851231108), (2, 425615554), (4, 212807777), (7, 121604444), (13, 65479316), (14, 60802222), (26, 32739658), (28, 30401111), (31, 27459068), (52, 16369829), (62, 13729534), (91, 9354188), (124, 6864767), (182, 4677094), (217, 3922724), (364, 2338547), (403, 2112236), (434, 1961362), (806, 1056118), (868, 980681), (1612, 528059), (2821, 301748), (5642, 150874), (11284, 75437)]