133776656

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{20747}}^1$

素因数の和:20799

約数の個数: 40

約数和(自身を含む): 288148224

約数和(自身を除く): 154371568

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6448, 20747, 41494, 82988, 165976, 269711, 331952, 539422, 643157, 1078844, 1286314, 2157688, 2572628, 4315376, 5145256, 8361041, 10290512, 16722082, 33444164, 66888328, 133776656]

約数ペア:

[(1, 133776656), (2, 66888328), (4, 33444164), (8, 16722082), (13, 10290512), (16, 8361041), (26, 5145256), (31, 4315376), (52, 2572628), (62, 2157688), (104, 1286314), (124, 1078844), (208, 643157), (248, 539422), (403, 331952), (496, 269711), (806, 165976), (1612, 82988), (3224, 41494), (6448, 20747)]