1286268516

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{1597}}^1\times {\mathrm{1721}}^1$

素因数の和:3341

約数の個数: 72

約数和(自身を含む): 3505737144

約数和(自身を除く): 2219468628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 1597, 1721, 3194, 3442, 4791, 5163, 6388, 6884, 9582, 10326, 14373, 15489, 19164, 20652, 20761, 22373, 28746, 30978, 41522, 44746, 57492, 61956, 62283, 67119, 83044, 89492, 124566, 134238, 186849, 201357, 249132, 268476, 373698, 402714, 747396, 805428, 2748437, 5496874, 8245311, 10993748, 16490622, 24735933, 32981244, 35729681, 49471866, 71459362, 98943732, 107189043, 142918724, 214378086, 321567129, 428756172, 643134258, 1286268516]

約数ペア:

[(1, 1286268516), (2, 643134258), (3, 428756172), (4, 321567129), (6, 214378086), (9, 142918724), (12, 107189043), (13, 98943732), (18, 71459362), (26, 49471866), (36, 35729681), (39, 32981244), (52, 24735933), (78, 16490622), (117, 10993748), (156, 8245311), (234, 5496874), (468, 2748437), (1597, 805428), (1721, 747396), (3194, 402714), (3442, 373698), (4791, 268476), (5163, 249132), (6388, 201357), (6884, 186849), (9582, 134238), (10326, 124566), (14373, 89492), (15489, 83044), (19164, 67119), (20652, 62283), (20761, 61956), (22373, 57492), (28746, 44746), (30978, 41522)]