245869743

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{229}}^1$

素因数の和:352

約数の個数: 64

約数和(自身を含む): 408038400

約数和(自身を除く): 162168657

約数列:

[1, 3, 7, 21, 29, 41, 43, 87, 123, 129, 203, 229, 287, 301, 609, 687, 861, 903, 1189, 1247, 1603, 1763, 3567, 3741, 4809, 5289, 6641, 8323, 8729, 9389, 9847, 12341, 19923, 24969, 26187, 28167, 29541, 37023, 46487, 51127, 65723, 68929, 139461, 153381, 197169, 206787, 272281, 285563, 357889, 403727, 816843, 856689, 1073667, 1211181, 1905967, 1998941, 2826089, 5717901, 5996823, 8478267, 11708083, 35124249, 81956581, 245869743]

約数ペア:

[(1, 245869743), (3, 81956581), (7, 35124249), (21, 11708083), (29, 8478267), (41, 5996823), (43, 5717901), (87, 2826089), (123, 1998941), (129, 1905967), (203, 1211181), (229, 1073667), (287, 856689), (301, 816843), (609, 403727), (687, 357889), (861, 285563), (903, 272281), (1189, 206787), (1247, 197169), (1603, 153381), (1763, 139461), (3567, 68929), (3741, 65723), (4809, 51127), (5289, 46487), (6641, 37023), (8323, 29541), (8729, 28167), (9389, 26187), (9847, 24969), (12341, 19923)]