726990057

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{20393}}^1$

素因数の和:20649

約数の個数: 24

約数和(自身を含む): 1116693864

約数和(自身を除く): 389703807

約数列:

[1, 3, 9, 17, 51, 153, 233, 699, 2097, 3961, 11883, 20393, 35649, 61179, 183537, 346681, 1040043, 3120129, 4751569, 14254707, 42764121, 80776673, 242330019, 726990057]

約数ペア:

[(1, 726990057), (3, 242330019), (9, 80776673), (17, 42764121), (51, 14254707), (153, 4751569), (233, 3120129), (699, 1040043), (2097, 346681), (3961, 183537), (11883, 61179), (20393, 35649)]