2521167471

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{211}}^1\times {\mathrm{271}}^1$

素因数の和:585

約数の個数: 64

約数和(自身を含む): 3985735680

約数和(自身を除く): 1464568209

約数列:

[1, 3, 9, 23, 27, 69, 71, 207, 211, 213, 271, 621, 633, 639, 813, 1633, 1899, 1917, 2439, 4853, 4899, 5697, 6233, 7317, 14559, 14697, 14981, 18699, 19241, 43677, 44091, 44943, 56097, 57181, 57723, 131031, 134829, 168291, 171543, 173169, 344563, 404487, 442543, 514629, 519507, 1033689, 1315163, 1327629, 1543887, 3101067, 3945489, 3982887, 4059851, 9303201, 11836467, 11948661, 12179553, 35509401, 36538659, 93376573, 109615977, 280129719, 840389157, 2521167471]

約数ペア:

[(1, 2521167471), (3, 840389157), (9, 280129719), (23, 109615977), (27, 93376573), (69, 36538659), (71, 35509401), (207, 12179553), (211, 11948661), (213, 11836467), (271, 9303201), (621, 4059851), (633, 3982887), (639, 3945489), (813, 3101067), (1633, 1543887), (1899, 1327629), (1917, 1315163), (2439, 1033689), (4853, 519507), (4899, 514629), (5697, 442543), (6233, 404487), (7317, 344563), (14559, 173169), (14697, 171543), (14981, 168291), (18699, 134829), (19241, 131031), (43677, 57723), (44091, 57181), (44943, 56097)]