28793907

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{233}}^1$

素因数の和:464

約数の個数: 32

約数和(自身を含む): 44928000

約数和(自身を除く): 16134093

約数列:

[1, 3, 9, 23, 27, 69, 199, 207, 233, 597, 621, 699, 1791, 2097, 4577, 5359, 5373, 6291, 13731, 16077, 41193, 46367, 48231, 123579, 139101, 144693, 417303, 1066441, 1251909, 3199323, 9597969, 28793907]

約数ペア:

[(1, 28793907), (3, 9597969), (9, 3199323), (23, 1251909), (27, 1066441), (69, 417303), (199, 144693), (207, 139101), (233, 123579), (597, 48231), (621, 46367), (699, 41193), (1791, 16077), (2097, 13731), (4577, 6291), (5359, 5373)]