231405819

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1613}}^1$

素因数の和:1759

約数の個数: 32

約数和(自身を含む): 341651520

約数和(自身を除く): 110245701

約数列:

[1, 3, 17, 29, 51, 87, 97, 291, 493, 1479, 1613, 1649, 2813, 4839, 4947, 8439, 27421, 46777, 47821, 82263, 140331, 143463, 156461, 469383, 795209, 2385627, 2659837, 4537369, 7979511, 13612107, 77135273, 231405819]

約数ペア:

[(1, 231405819), (3, 77135273), (17, 13612107), (29, 7979511), (51, 4537369), (87, 2659837), (97, 2385627), (291, 795209), (493, 469383), (1479, 156461), (1613, 143463), (1649, 140331), (2813, 82263), (4839, 47821), (4947, 46777), (8439, 27421)]