27766431

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{389}}^1$

素因数の和:516

約数の個数: 48

約数和(自身を含む): 50618880

約数和(自身を除く): 22852449

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 103, 231, 309, 389, 693, 721, 927, 1133, 1167, 2163, 2723, 3399, 3501, 4279, 6489, 7931, 8169, 10197, 12837, 23793, 24507, 29953, 38511, 40067, 71379, 89859, 120201, 269577, 280469, 360603, 440737, 841407, 1322211, 2524221, 3085159, 3966633, 9255477, 27766431]

約数ペア:

[(1, 27766431), (3, 9255477), (7, 3966633), (9, 3085159), (11, 2524221), (21, 1322211), (33, 841407), (63, 440737), (77, 360603), (99, 280469), (103, 269577), (231, 120201), (309, 89859), (389, 71379), (693, 40067), (721, 38511), (927, 29953), (1133, 24507), (1167, 23793), (2163, 12837), (2723, 10197), (3399, 8169), (3501, 7931), (4279, 6489)]