638797464

素因数分解:

$2^3\times 3^2\times {\mathrm{1289}}^1\times {\mathrm{6883}}^1$

素因数の和:8184

約数の個数: 48

約数和(自身を含む): 1731670200

約数和(自身を除く): 1092872736

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1289, 2578, 3867, 5156, 6883, 7734, 10312, 11601, 13766, 15468, 20649, 23202, 27532, 30936, 41298, 46404, 55064, 61947, 82596, 92808, 123894, 165192, 247788, 495576, 8872187, 17744374, 26616561, 35488748, 53233122, 70977496, 79849683, 106466244, 159699366, 212932488, 319398732, 638797464]

約数ペア:

[(1, 638797464), (2, 319398732), (3, 212932488), (4, 159699366), (6, 106466244), (8, 79849683), (9, 70977496), (12, 53233122), (18, 35488748), (24, 26616561), (36, 17744374), (72, 8872187), (1289, 495576), (2578, 247788), (3867, 165192), (5156, 123894), (6883, 92808), (7734, 82596), (10312, 61947), (11601, 55064), (13766, 46404), (15468, 41298), (20649, 30936), (23202, 27532)]