127143747

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:352

約数の個数: 48

約数和(自身を含む): 200019456

約数和(自身を除く): 72875709

約数列:

[1, 3, 9, 23, 41, 69, 71, 123, 207, 211, 213, 369, 633, 639, 943, 1633, 1899, 2829, 2911, 4853, 4899, 8487, 8651, 8733, 14559, 14697, 14981, 25953, 26199, 43677, 44943, 66953, 77859, 134829, 198973, 200859, 344563, 596919, 602577, 614221, 1033689, 1790757, 1842663, 3101067, 5527989, 14127083, 42381249, 127143747]

約数ペア:

[(1, 127143747), (3, 42381249), (9, 14127083), (23, 5527989), (41, 3101067), (69, 1842663), (71, 1790757), (123, 1033689), (207, 614221), (211, 602577), (213, 596919), (369, 344563), (633, 200859), (639, 198973), (943, 134829), (1633, 77859), (1899, 66953), (2829, 44943), (2911, 43677), (4853, 26199), (4899, 25953), (8487, 14981), (8651, 14697), (8733, 14559)]