28704624

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{293}}^1$

素因数の和:474

約数の個数: 80

約数和(自身を含む): 80640672

約数和(自身を除く): 51936048

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 157, 208, 293, 312, 314, 471, 586, 624, 628, 879, 942, 1172, 1256, 1758, 1884, 2041, 2344, 2512, 3516, 3768, 3809, 4082, 4688, 6123, 7032, 7536, 7618, 8164, 11427, 12246, 14064, 15236, 16328, 22854, 24492, 30472, 32656, 45708, 46001, 48984, 60944, 91416, 92002, 97968, 138003, 182832, 184004, 276006, 368008, 552012, 598013, 736016, 1104024, 1196026, 1794039, 2208048, 2392052, 3588078, 4784104, 7176156, 9568208, 14352312, 28704624]

約数ペア:

[(1, 28704624), (2, 14352312), (3, 9568208), (4, 7176156), (6, 4784104), (8, 3588078), (12, 2392052), (13, 2208048), (16, 1794039), (24, 1196026), (26, 1104024), (39, 736016), (48, 598013), (52, 552012), (78, 368008), (104, 276006), (156, 184004), (157, 182832), (208, 138003), (293, 97968), (312, 92002), (314, 91416), (471, 60944), (586, 48984), (624, 46001), (628, 45708), (879, 32656), (942, 30472), (1172, 24492), (1256, 22854), (1758, 16328), (1884, 15236), (2041, 14064), (2344, 12246), (2512, 11427), (3516, 8164), (3768, 7618), (3809, 7536), (4082, 7032), (4688, 6123)]