206445723

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{313}}^1$

素因数の和:440

約数の個数: 48

約数和(自身を含む): 320732160

約数和(自身を除く): 114286437

約数列:

[1, 3, 11, 23, 33, 69, 79, 121, 237, 253, 313, 363, 759, 869, 939, 1817, 2607, 2783, 3443, 5451, 7199, 8349, 9559, 10329, 19987, 21597, 24727, 28677, 37873, 59961, 74181, 79189, 113619, 219857, 237567, 271997, 568721, 659571, 815991, 871079, 1706163, 2613237, 2991967, 6255931, 8975901, 18767793, 68815241, 206445723]

約数ペア:

[(1, 206445723), (3, 68815241), (11, 18767793), (23, 8975901), (33, 6255931), (69, 2991967), (79, 2613237), (121, 1706163), (237, 871079), (253, 815991), (313, 659571), (363, 568721), (759, 271997), (869, 237567), (939, 219857), (1817, 113619), (2607, 79189), (2783, 74181), (3443, 59961), (5451, 37873), (7199, 28677), (8349, 24727), (9559, 21597), (10329, 19987)]