28282016

素因数分解:

$2^5\times 7^2\times {\mathrm{17}}^1\times {\mathrm{1061}}^1$

素因数の和:1102

約数の個数: 72

約数和(自身を含む): 68645556

約数和(自身を除く): 40363540

約数列:

[1, 2, 4, 7, 8, 14, 16, 17, 28, 32, 34, 49, 56, 68, 98, 112, 119, 136, 196, 224, 238, 272, 392, 476, 544, 784, 833, 952, 1061, 1568, 1666, 1904, 2122, 3332, 3808, 4244, 6664, 7427, 8488, 13328, 14854, 16976, 18037, 26656, 29708, 33952, 36074, 51989, 59416, 72148, 103978, 118832, 126259, 144296, 207956, 237664, 252518, 288592, 415912, 505036, 577184, 831824, 883813, 1010072, 1663648, 1767626, 2020144, 3535252, 4040288, 7070504, 14141008, 28282016]

約数ペア:

[(1, 28282016), (2, 14141008), (4, 7070504), (7, 4040288), (8, 3535252), (14, 2020144), (16, 1767626), (17, 1663648), (28, 1010072), (32, 883813), (34, 831824), (49, 577184), (56, 505036), (68, 415912), (98, 288592), (112, 252518), (119, 237664), (136, 207956), (196, 144296), (224, 126259), (238, 118832), (272, 103978), (392, 72148), (476, 59416), (544, 51989), (784, 36074), (833, 33952), (952, 29708), (1061, 26656), (1568, 18037), (1666, 16976), (1904, 14854), (2122, 13328), (3332, 8488), (3808, 7427), (4244, 6664)]