68897619

素因数分解:

$3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:368

約数の個数: 48

約数和(自身を含む): 117471744

約数和(自身を除く): 48574125

約数列:

[1, 3, 7, 9, 21, 63, 71, 73, 211, 213, 219, 497, 511, 633, 639, 657, 1477, 1491, 1533, 1899, 4431, 4473, 4599, 5183, 13293, 14981, 15403, 15549, 36281, 44943, 46209, 46647, 104867, 107821, 108843, 134829, 138627, 314601, 323463, 326529, 943803, 970389, 1093613, 3280839, 7655291, 9842517, 22965873, 68897619]

約数ペア:

[(1, 68897619), (3, 22965873), (7, 9842517), (9, 7655291), (21, 3280839), (63, 1093613), (71, 970389), (73, 943803), (211, 326529), (213, 323463), (219, 314601), (497, 138627), (511, 134829), (633, 108843), (639, 107821), (657, 104867), (1477, 46647), (1491, 46209), (1533, 44943), (1899, 36281), (4431, 15549), (4473, 15403), (4599, 14981), (5183, 13293)]