247297456

素因数分解:

$2^4\times 7^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{431}}^1$

素因数の和:602

約数の個数: 80

約数和(自身を含む): 565678080

約数和(自身を除く): 318380624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 47, 56, 94, 109, 112, 188, 218, 329, 376, 431, 436, 658, 752, 763, 862, 872, 1316, 1526, 1724, 1744, 2632, 3017, 3052, 3448, 5123, 5264, 6034, 6104, 6896, 10246, 12068, 12208, 20257, 20492, 24136, 35861, 40514, 40984, 46979, 48272, 71722, 81028, 81968, 93958, 141799, 143444, 162056, 187916, 283598, 286888, 324112, 328853, 375832, 567196, 573776, 657706, 751664, 1134392, 1315412, 2208013, 2268784, 2630824, 4416026, 5261648, 8832052, 15456091, 17664104, 30912182, 35328208, 61824364, 123648728, 247297456]

約数ペア:

[(1, 247297456), (2, 123648728), (4, 61824364), (7, 35328208), (8, 30912182), (14, 17664104), (16, 15456091), (28, 8832052), (47, 5261648), (56, 4416026), (94, 2630824), (109, 2268784), (112, 2208013), (188, 1315412), (218, 1134392), (329, 751664), (376, 657706), (431, 573776), (436, 567196), (658, 375832), (752, 328853), (763, 324112), (862, 286888), (872, 283598), (1316, 187916), (1526, 162056), (1724, 143444), (1744, 141799), (2632, 93958), (3017, 81968), (3052, 81028), (3448, 71722), (5123, 48272), (5264, 46979), (6034, 40984), (6104, 40514), (6896, 35861), (10246, 24136), (12068, 20492), (12208, 20257)]