728355447

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{41}}^2\times {\mathrm{1553}}^1$

素因数の和:1672

約数の個数: 36

約数和(自身を含む): 1113857472

約数和(自身を除く): 385502025

約数列:

[1, 3, 9, 31, 41, 93, 123, 279, 369, 1271, 1553, 1681, 3813, 4659, 5043, 11439, 13977, 15129, 48143, 52111, 63673, 144429, 156333, 191019, 433287, 468999, 573057, 1973863, 2610593, 5921589, 7831779, 17764767, 23495337, 80928383, 242785149, 728355447]

約数ペア:

[(1, 728355447), (3, 242785149), (9, 80928383), (31, 23495337), (41, 17764767), (93, 7831779), (123, 5921589), (279, 2610593), (369, 1973863), (1271, 573057), (1553, 468999), (1681, 433287), (3813, 191019), (4659, 156333), (5043, 144429), (11439, 63673), (13977, 52111), (15129, 48143)]