28759248

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{277}}^1$

素因数の和:401

約数の個数: 120

約数和(自身を含む): 93212288

約数和(自身を除く): 64453040

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 103, 112, 126, 144, 168, 206, 252, 277, 309, 336, 412, 504, 554, 618, 721, 824, 831, 927, 1008, 1108, 1236, 1442, 1648, 1662, 1854, 1939, 2163, 2216, 2472, 2493, 2884, 3324, 3708, 3878, 4326, 4432, 4944, 4986, 5768, 5817, 6489, 6648, 7416, 7756, 8652, 9972, 11536, 11634, 12978, 13296, 14832, 15512, 17304, 17451, 19944, 23268, 25956, 28531, 31024, 34608, 34902, 39888, 46536, 51912, 57062, 69804, 85593, 93072, 103824, 114124, 139608, 171186, 199717, 228248, 256779, 279216, 342372, 399434, 456496, 513558, 599151, 684744, 798868, 1027116, 1198302, 1369488, 1597736, 1797453, 2054232, 2396604, 3195472, 3594906, 4108464, 4793208, 7189812, 9586416, 14379624, 28759248]

約数ペア:

[(1, 28759248), (2, 14379624), (3, 9586416), (4, 7189812), (6, 4793208), (7, 4108464), (8, 3594906), (9, 3195472), (12, 2396604), (14, 2054232), (16, 1797453), (18, 1597736), (21, 1369488), (24, 1198302), (28, 1027116), (36, 798868), (42, 684744), (48, 599151), (56, 513558), (63, 456496), (72, 399434), (84, 342372), (103, 279216), (112, 256779), (126, 228248), (144, 199717), (168, 171186), (206, 139608), (252, 114124), (277, 103824), (309, 93072), (336, 85593), (412, 69804), (504, 57062), (554, 51912), (618, 46536), (721, 39888), (824, 34902), (831, 34608), (927, 31024), (1008, 28531), (1108, 25956), (1236, 23268), (1442, 19944), (1648, 17451), (1662, 17304), (1854, 15512), (1939, 14832), (2163, 13296), (2216, 12978), (2472, 11634), (2493, 11536), (2884, 9972), (3324, 8652), (3708, 7756), (3878, 7416), (4326, 6648), (4432, 6489), (4944, 5817), (4986, 5768)]