16987248

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^2\times {\mathrm{223}}^1$

素因数の和:283

約数の個数: 90

約数和(自身を含む): 49920416

約数和(自身を除く): 32933168

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 223, 276, 368, 414, 446, 529, 552, 669, 828, 892, 1058, 1104, 1338, 1587, 1656, 1784, 2007, 2116, 2676, 3174, 3312, 3568, 4014, 4232, 4761, 5129, 5352, 6348, 8028, 8464, 9522, 10258, 10704, 12696, 15387, 16056, 19044, 20516, 25392, 30774, 32112, 38088, 41032, 46161, 61548, 76176, 82064, 92322, 117967, 123096, 184644, 235934, 246192, 353901, 369288, 471868, 707802, 738576, 943736, 1061703, 1415604, 1887472, 2123406, 2831208, 4246812, 5662416, 8493624, 16987248]

約数ペア:

[(1, 16987248), (2, 8493624), (3, 5662416), (4, 4246812), (6, 2831208), (8, 2123406), (9, 1887472), (12, 1415604), (16, 1061703), (18, 943736), (23, 738576), (24, 707802), (36, 471868), (46, 369288), (48, 353901), (69, 246192), (72, 235934), (92, 184644), (138, 123096), (144, 117967), (184, 92322), (207, 82064), (223, 76176), (276, 61548), (368, 46161), (414, 41032), (446, 38088), (529, 32112), (552, 30774), (669, 25392), (828, 20516), (892, 19044), (1058, 16056), (1104, 15387), (1338, 12696), (1587, 10704), (1656, 10258), (1784, 9522), (2007, 8464), (2116, 8028), (2676, 6348), (3174, 5352), (3312, 5129), (3568, 4761), (4014, 4232)]