27131013

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:394

約数の個数: 48

約数和(自身を含む): 48770176

約数和(自身を除く): 21639163

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 157, 211, 273, 471, 633, 819, 1099, 1413, 1477, 1899, 2041, 2743, 3297, 4431, 6123, 8229, 9891, 13293, 14287, 18369, 19201, 24687, 33127, 42861, 57603, 99381, 128583, 172809, 231889, 298143, 430651, 695667, 1291953, 2087001, 3014557, 3875859, 9043671, 27131013]

約数ペア:

[(1, 27131013), (3, 9043671), (7, 3875859), (9, 3014557), (13, 2087001), (21, 1291953), (39, 695667), (63, 430651), (91, 298143), (117, 231889), (157, 172809), (211, 128583), (273, 99381), (471, 57603), (633, 42861), (819, 33127), (1099, 24687), (1413, 19201), (1477, 18369), (1899, 14287), (2041, 13293), (2743, 9891), (3297, 8229), (4431, 6123)]