28786941

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{211}}^1$

素因数の和:414

約数の個数: 32

約数和(自身を含む): 44503040

約数和(自身を除く): 15716099

約数列:

[1, 3, 9, 27, 31, 93, 163, 211, 279, 489, 633, 837, 1467, 1899, 4401, 5053, 5697, 6541, 15159, 19623, 34393, 45477, 58869, 103179, 136431, 176607, 309537, 928611, 1066183, 3198549, 9595647, 28786941]

約数ペア:

[(1, 28786941), (3, 9595647), (9, 3198549), (27, 1066183), (31, 928611), (93, 309537), (163, 176607), (211, 136431), (279, 103179), (489, 58869), (633, 45477), (837, 34393), (1467, 19623), (1899, 15159), (4401, 6541), (5053, 5697)]