2389338

素因数分解:

$2^1\times 3^4\times 7^3\times {\mathrm{43}}^1$

素因数の和:78

約数の個数: 80

約数和(自身を含む): 6388800

約数和(自身を除く): 3999462

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 43, 49, 54, 63, 81, 86, 98, 126, 129, 147, 162, 189, 258, 294, 301, 343, 378, 387, 441, 567, 602, 686, 774, 882, 903, 1029, 1134, 1161, 1323, 1806, 2058, 2107, 2322, 2646, 2709, 3087, 3483, 3969, 4214, 5418, 6174, 6321, 6966, 7938, 8127, 9261, 12642, 14749, 16254, 18522, 18963, 24381, 27783, 29498, 37926, 44247, 48762, 55566, 56889, 88494, 113778, 132741, 170667, 265482, 341334, 398223, 796446, 1194669, 2389338]

約数ペア:

[(1, 2389338), (2, 1194669), (3, 796446), (6, 398223), (7, 341334), (9, 265482), (14, 170667), (18, 132741), (21, 113778), (27, 88494), (42, 56889), (43, 55566), (49, 48762), (54, 44247), (63, 37926), (81, 29498), (86, 27783), (98, 24381), (126, 18963), (129, 18522), (147, 16254), (162, 14749), (189, 12642), (258, 9261), (294, 8127), (301, 7938), (343, 6966), (378, 6321), (387, 6174), (441, 5418), (567, 4214), (602, 3969), (686, 3483), (774, 3087), (882, 2709), (903, 2646), (1029, 2322), (1134, 2107), (1161, 2058), (1323, 1806)]