28676349

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{241}}^1$

素因数の和:379

約数の個数: 40

約数和(自身を含む): 46734072

約数和(自身を除く): 18057723

約数列:

[1, 3, 9, 13, 27, 39, 81, 113, 117, 241, 339, 351, 723, 1017, 1053, 1469, 2169, 3051, 3133, 4407, 6507, 9153, 9399, 13221, 19521, 27233, 28197, 39663, 81699, 84591, 118989, 245097, 253773, 354029, 735291, 1062087, 2205873, 3186261, 9558783, 28676349]

約数ペア:

[(1, 28676349), (3, 9558783), (9, 3186261), (13, 2205873), (27, 1062087), (39, 735291), (81, 354029), (113, 253773), (117, 245097), (241, 118989), (339, 84591), (351, 81699), (723, 39663), (1017, 28197), (1053, 27233), (1469, 19521), (2169, 13221), (3051, 9399), (3133, 9153), (4407, 6507)]