28113876

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{3847}}^1$

素因数の和:3893

約数の個数: 72

約数和(自身を含む): 84040320

約数和(自身を除く): 55926444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 3654, 3847, 7308, 7694, 11541, 15388, 23082, 26929, 34623, 46164, 53858, 69246, 80787, 107716, 111563, 138492, 161574, 223126, 242361, 323148, 334689, 446252, 484722, 669378, 780941, 969444, 1004067, 1338756, 1561882, 2008134, 2342823, 3123764, 4016268, 4685646, 7028469, 9371292, 14056938, 28113876]

約数ペア:

[(1, 28113876), (2, 14056938), (3, 9371292), (4, 7028469), (6, 4685646), (7, 4016268), (9, 3123764), (12, 2342823), (14, 2008134), (18, 1561882), (21, 1338756), (28, 1004067), (29, 969444), (36, 780941), (42, 669378), (58, 484722), (63, 446252), (84, 334689), (87, 323148), (116, 242361), (126, 223126), (174, 161574), (203, 138492), (252, 111563), (261, 107716), (348, 80787), (406, 69246), (522, 53858), (609, 46164), (812, 34623), (1044, 26929), (1218, 23082), (1827, 15388), (2436, 11541), (3654, 7694), (3847, 7308)]