128760982

素因数分解:

$2^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{139}}^1\times {\mathrm{521}}^1$

素因数の和:796

約数の個数: 32

約数和(自身を含む): 224501760

約数和(自身を除く): 95740778

約数列:

[1, 2, 7, 14, 127, 139, 254, 278, 521, 889, 973, 1042, 1778, 1946, 3647, 7294, 17653, 35306, 66167, 72419, 123571, 132334, 144838, 247142, 463169, 506933, 926338, 1013866, 9197213, 18394426, 64380491, 128760982]

約数ペア:

[(1, 128760982), (2, 64380491), (7, 18394426), (14, 9197213), (127, 1013866), (139, 926338), (254, 506933), (278, 463169), (521, 247142), (889, 144838), (973, 132334), (1042, 123571), (1778, 72419), (1946, 66167), (3647, 35306), (7294, 17653)]