991263312

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{176507}}^1$

素因数の和:176537

約数の個数: 80

約数和(自身を含む): 3064178880

約数和(自身を除く): 2072915568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 176507, 353014, 529521, 706028, 1059042, 1412056, 1588563, 2118084, 2294591, 2824112, 3177126, 4236168, 4589182, 4765689, 6354252, 6883773, 8472336, 9178364, 9531378, 12708504, 13767546, 18356728, 19062756, 20651319, 25417008, 27535092, 36713456, 38125512, 41302638, 55070184, 61953957, 76251024, 82605276, 110140368, 123907914, 165210552, 247815828, 330421104, 495631656, 991263312]

約数ペア:

[(1, 991263312), (2, 495631656), (3, 330421104), (4, 247815828), (6, 165210552), (8, 123907914), (9, 110140368), (12, 82605276), (13, 76251024), (16, 61953957), (18, 55070184), (24, 41302638), (26, 38125512), (27, 36713456), (36, 27535092), (39, 25417008), (48, 20651319), (52, 19062756), (54, 18356728), (72, 13767546), (78, 12708504), (104, 9531378), (108, 9178364), (117, 8472336), (144, 6883773), (156, 6354252), (208, 4765689), (216, 4589182), (234, 4236168), (312, 3177126), (351, 2824112), (432, 2294591), (468, 2118084), (624, 1588563), (702, 1412056), (936, 1059042), (1404, 706028), (1872, 529521), (2808, 353014), (5616, 176507)]