388307528

素因数分解:

$2^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{2927}}^1$

素因数の和:3066

約数の個数: 64

約数和(自身を含む): 876994560

約数和(自身を除く): 488687032

約数列:

[1, 2, 4, 7, 8, 14, 23, 28, 46, 56, 92, 103, 161, 184, 206, 322, 412, 644, 721, 824, 1288, 1442, 2369, 2884, 2927, 4738, 5768, 5854, 9476, 11708, 16583, 18952, 20489, 23416, 33166, 40978, 66332, 67321, 81956, 132664, 134642, 163912, 269284, 301481, 471247, 538568, 602962, 942494, 1205924, 1884988, 2110367, 2411848, 3769976, 4220734, 6934063, 8441468, 13868126, 16882936, 27736252, 48538441, 55472504, 97076882, 194153764, 388307528]

約数ペア:

[(1, 388307528), (2, 194153764), (4, 97076882), (7, 55472504), (8, 48538441), (14, 27736252), (23, 16882936), (28, 13868126), (46, 8441468), (56, 6934063), (92, 4220734), (103, 3769976), (161, 2411848), (184, 2110367), (206, 1884988), (322, 1205924), (412, 942494), (644, 602962), (721, 538568), (824, 471247), (1288, 301481), (1442, 269284), (2369, 163912), (2884, 134642), (2927, 132664), (4738, 81956), (5768, 67321), (5854, 66332), (9476, 40978), (11708, 33166), (16583, 23416), (18952, 20489)]