56725209

素因数分解:

$3^2\times {\mathrm{17}}^2\times {\mathrm{113}}^1\times {\mathrm{193}}^1$

素因数の和:346

約数の個数: 36

約数和(自身を含む): 88264956

約数和(自身を除く): 31539747

約数列:

[1, 3, 9, 17, 51, 113, 153, 193, 289, 339, 579, 867, 1017, 1737, 1921, 2601, 3281, 5763, 9843, 17289, 21809, 29529, 32657, 55777, 65427, 97971, 167331, 196281, 293913, 370753, 501993, 1112259, 3336777, 6302801, 18908403, 56725209]

約数ペア:

[(1, 56725209), (3, 18908403), (9, 6302801), (17, 3336777), (51, 1112259), (113, 501993), (153, 370753), (193, 293913), (289, 196281), (339, 167331), (579, 97971), (867, 65427), (1017, 55777), (1737, 32657), (1921, 29529), (2601, 21809), (3281, 17289), (5763, 9843)]