28207248

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{197}}^1$

素因数の和:384

約数の個数: 80

約数和(自身を含む): 77584320

約数和(自身を除く): 49377072

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 157, 197, 228, 304, 314, 394, 456, 471, 591, 628, 788, 912, 942, 1182, 1256, 1576, 1884, 2364, 2512, 2983, 3152, 3743, 3768, 4728, 5966, 7486, 7536, 8949, 9456, 11229, 11932, 14972, 17898, 22458, 23864, 29944, 30929, 35796, 44916, 47728, 59888, 61858, 71592, 89832, 92787, 123716, 143184, 179664, 185574, 247432, 371148, 494864, 587651, 742296, 1175302, 1484592, 1762953, 2350604, 3525906, 4701208, 7051812, 9402416, 14103624, 28207248]

約数ペア:

[(1, 28207248), (2, 14103624), (3, 9402416), (4, 7051812), (6, 4701208), (8, 3525906), (12, 2350604), (16, 1762953), (19, 1484592), (24, 1175302), (38, 742296), (48, 587651), (57, 494864), (76, 371148), (114, 247432), (152, 185574), (157, 179664), (197, 143184), (228, 123716), (304, 92787), (314, 89832), (394, 71592), (456, 61858), (471, 59888), (591, 47728), (628, 44916), (788, 35796), (912, 30929), (942, 29944), (1182, 23864), (1256, 22458), (1576, 17898), (1884, 14972), (2364, 11932), (2512, 11229), (2983, 9456), (3152, 8949), (3743, 7536), (3768, 7486), (4728, 5966)]