338965968

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{641981}}^1$

素因数の和:642003

約数の個数: 40

約数和(自身を含む): 955269216

約数和(自身を除く): 616303248

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 264, 528, 641981, 1283962, 1925943, 2567924, 3851886, 5135848, 7061791, 7703772, 10271696, 14123582, 15407544, 21185373, 28247164, 30815088, 42370746, 56494328, 84741492, 112988656, 169482984, 338965968]

約数ペア:

[(1, 338965968), (2, 169482984), (3, 112988656), (4, 84741492), (6, 56494328), (8, 42370746), (11, 30815088), (12, 28247164), (16, 21185373), (22, 15407544), (24, 14123582), (33, 10271696), (44, 7703772), (48, 7061791), (66, 5135848), (88, 3851886), (132, 2567924), (176, 1925943), (264, 1283962), (528, 641981)]