1288169428

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{72223}}^1$

素因数の和:72261

約数の個数: 48

約数和(自身を含む): 2831180800

約数和(自身を除く): 1543011372

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 1274, 1372, 2548, 4459, 8918, 17836, 72223, 144446, 288892, 505561, 938899, 1011122, 1877798, 2022244, 3538927, 3755596, 6572293, 7077854, 13144586, 14155708, 24772489, 26289172, 46006051, 49544978, 92012102, 99089956, 184024204, 322042357, 644084714, 1288169428]

約数ペア:

[(1, 1288169428), (2, 644084714), (4, 322042357), (7, 184024204), (13, 99089956), (14, 92012102), (26, 49544978), (28, 46006051), (49, 26289172), (52, 24772489), (91, 14155708), (98, 13144586), (182, 7077854), (196, 6572293), (343, 3755596), (364, 3538927), (637, 2022244), (686, 1877798), (1274, 1011122), (1372, 938899), (2548, 505561), (4459, 288892), (8918, 144446), (17836, 72223)]