26928423

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{421}}^1$

素因数の和:556

約数の個数: 32

約数和(自身を含む): 42132480

約数和(自身を除く): 15204057

約数列:

[1, 3, 9, 23, 27, 69, 103, 207, 309, 421, 621, 927, 1263, 2369, 2781, 3789, 7107, 9683, 11367, 21321, 29049, 43363, 63963, 87147, 130089, 261441, 390267, 997349, 1170801, 2992047, 8976141, 26928423]

約数ペア:

[(1, 26928423), (3, 8976141), (9, 2992047), (23, 1170801), (27, 997349), (69, 390267), (103, 261441), (207, 130089), (309, 87147), (421, 63963), (621, 43363), (927, 29049), (1263, 21321), (2369, 11367), (2781, 9683), (3789, 7107)]