28228704

素因数分解:

$2^5\times 3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{353}}^1$

素因数の和:397

約数の個数: 144

約数和(自身を含む): 91527408

約数和(自身を除く): 63298704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 17, 21, 24, 28, 32, 34, 42, 48, 49, 51, 56, 68, 84, 96, 98, 102, 112, 119, 136, 147, 168, 196, 204, 224, 238, 272, 294, 336, 353, 357, 392, 408, 476, 544, 588, 672, 706, 714, 784, 816, 833, 952, 1059, 1176, 1412, 1428, 1568, 1632, 1666, 1904, 2118, 2352, 2471, 2499, 2824, 2856, 3332, 3808, 4236, 4704, 4942, 4998, 5648, 5712, 6001, 6664, 7413, 8472, 9884, 9996, 11296, 11424, 12002, 13328, 14826, 16944, 17297, 18003, 19768, 19992, 24004, 26656, 29652, 33888, 34594, 36006, 39536, 39984, 42007, 48008, 51891, 59304, 69188, 72012, 79072, 79968, 84014, 96016, 103782, 118608, 126021, 138376, 144024, 168028, 192032, 207564, 237216, 252042, 276752, 288048, 294049, 336056, 415128, 504084, 553504, 576096, 588098, 672112, 830256, 882147, 1008168, 1176196, 1344224, 1660512, 1764294, 2016336, 2352392, 3528588, 4032672, 4704784, 7057176, 9409568, 14114352, 28228704]

約数ペア:

[(1, 28228704), (2, 14114352), (3, 9409568), (4, 7057176), (6, 4704784), (7, 4032672), (8, 3528588), (12, 2352392), (14, 2016336), (16, 1764294), (17, 1660512), (21, 1344224), (24, 1176196), (28, 1008168), (32, 882147), (34, 830256), (42, 672112), (48, 588098), (49, 576096), (51, 553504), (56, 504084), (68, 415128), (84, 336056), (96, 294049), (98, 288048), (102, 276752), (112, 252042), (119, 237216), (136, 207564), (147, 192032), (168, 168028), (196, 144024), (204, 138376), (224, 126021), (238, 118608), (272, 103782), (294, 96016), (336, 84014), (353, 79968), (357, 79072), (392, 72012), (408, 69188), (476, 59304), (544, 51891), (588, 48008), (672, 42007), (706, 39984), (714, 39536), (784, 36006), (816, 34594), (833, 33888), (952, 29652), (1059, 26656), (1176, 24004), (1412, 19992), (1428, 19768), (1568, 18003), (1632, 17297), (1666, 16944), (1904, 14826), (2118, 13328), (2352, 12002), (2471, 11424), (2499, 11296), (2824, 9996), (2856, 9884), (3332, 8472), (3808, 7413), (4236, 6664), (4704, 6001), (4942, 5712), (4998, 5648)]