215548389

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{643}}^1$

素因数の和:986

約数の個数: 48

約数和(自身を含む): 378548352

約数和(自身を除く): 162999963

約数列:

[1, 3, 7, 9, 17, 21, 51, 63, 119, 153, 313, 357, 643, 939, 1071, 1929, 2191, 2817, 4501, 5321, 5787, 6573, 10931, 13503, 15963, 19719, 32793, 37247, 40509, 47889, 76517, 98379, 111741, 201259, 229551, 335223, 603777, 688653, 1408813, 1811331, 3421403, 4226439, 10264209, 12679317, 23949821, 30792627, 71849463, 215548389]

約数ペア:

[(1, 215548389), (3, 71849463), (7, 30792627), (9, 23949821), (17, 12679317), (21, 10264209), (51, 4226439), (63, 3421403), (119, 1811331), (153, 1408813), (313, 688653), (357, 603777), (643, 335223), (939, 229551), (1071, 201259), (1929, 111741), (2191, 98379), (2817, 76517), (4501, 47889), (5321, 40509), (5787, 37247), (6573, 32793), (10931, 19719), (13503, 15963)]