259293328

素因数分解:

$2^4\times 7^1\times {\mathrm{83}}^1\times {\mathrm{27893}}^1$

素因数の和:27991

約数の個数: 40

約数和(自身を含む): 581087808

約数和(自身を除く): 321794480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 83, 112, 166, 332, 581, 664, 1162, 1328, 2324, 4648, 9296, 27893, 55786, 111572, 195251, 223144, 390502, 446288, 781004, 1562008, 2315119, 3124016, 4630238, 9260476, 16205833, 18520952, 32411666, 37041904, 64823332, 129646664, 259293328]

約数ペア:

[(1, 259293328), (2, 129646664), (4, 64823332), (7, 37041904), (8, 32411666), (14, 18520952), (16, 16205833), (28, 9260476), (56, 4630238), (83, 3124016), (112, 2315119), (166, 1562008), (332, 781004), (581, 446288), (664, 390502), (1162, 223144), (1328, 195251), (2324, 111572), (4648, 55786), (9296, 27893)]