257182016

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{44159}}^1$

素因数の和:44191

約数の個数: 56

約数和(自身を含む): 628131840

約数和(自身を除く): 370949824

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 728, 832, 1456, 2912, 5824, 44159, 88318, 176636, 309113, 353272, 574067, 618226, 706544, 1148134, 1236452, 1413088, 2296268, 2472904, 2826176, 4018469, 4592536, 4945808, 8036938, 9185072, 9891616, 16073876, 18370144, 19783232, 32147752, 36740288, 64295504, 128591008, 257182016]

約数ペア:

[(1, 257182016), (2, 128591008), (4, 64295504), (7, 36740288), (8, 32147752), (13, 19783232), (14, 18370144), (16, 16073876), (26, 9891616), (28, 9185072), (32, 8036938), (52, 4945808), (56, 4592536), (64, 4018469), (91, 2826176), (104, 2472904), (112, 2296268), (182, 1413088), (208, 1236452), (224, 1148134), (364, 706544), (416, 618226), (448, 574067), (728, 353272), (832, 309113), (1456, 176636), (2912, 88318), (5824, 44159)]