1277893316

素因数分解:

$2^2\times 7^1\times {\mathrm{6689}}^1\times {\mathrm{6823}}^1$

素因数の和:13523

約数の個数: 24

約数和(自身を含む): 2556543360

約数和(自身を除く): 1278650044

約数列:

[1, 2, 4, 7, 14, 28, 6689, 6823, 13378, 13646, 26756, 27292, 46823, 47761, 93646, 95522, 187292, 191044, 45639047, 91278094, 182556188, 319473329, 638946658, 1277893316]

約数ペア:

[(1, 1277893316), (2, 638946658), (4, 319473329), (7, 182556188), (14, 91278094), (28, 45639047), (6689, 191044), (6823, 187292), (13378, 95522), (13646, 93646), (26756, 47761), (27292, 46823)]