128587968

素因数分解:

$2^6\times 3^2\times {\mathrm{223243}}^1$

素因数の和:223261

約数の個数: 42

約数和(自身を含む): 368575844

約数和(自身を除く): 239987876

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 144, 192, 288, 576, 223243, 446486, 669729, 892972, 1339458, 1785944, 2009187, 2678916, 3571888, 4018374, 5357832, 7143776, 8036748, 10715664, 14287552, 16073496, 21431328, 32146992, 42862656, 64293984, 128587968]

約数ペア:

[(1, 128587968), (2, 64293984), (3, 42862656), (4, 32146992), (6, 21431328), (8, 16073496), (9, 14287552), (12, 10715664), (16, 8036748), (18, 7143776), (24, 5357832), (32, 4018374), (36, 3571888), (48, 2678916), (64, 2009187), (72, 1785944), (96, 1339458), (144, 892972), (192, 669729), (288, 446486), (576, 223243)]