25437321

素因数分解:

$3^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1$

素因数の和:85

約数の個数: 120

約数和(自身を含む): 52141320

約数和(自身を除く): 26703999

約数列:

[1, 3, 7, 9, 13, 17, 21, 27, 29, 39, 49, 51, 63, 81, 87, 91, 117, 119, 147, 153, 189, 203, 221, 261, 273, 351, 357, 377, 441, 459, 493, 567, 609, 637, 663, 783, 819, 833, 1053, 1071, 1131, 1323, 1377, 1421, 1479, 1547, 1827, 1911, 1989, 2349, 2457, 2499, 2639, 3213, 3393, 3451, 3969, 4263, 4437, 4641, 5481, 5733, 5967, 6409, 7371, 7497, 7917, 9639, 10179, 10353, 10829, 12789, 13311, 13923, 16443, 17199, 17901, 18473, 19227, 22491, 23751, 24157, 30537, 31059, 32487, 38367, 39933, 41769, 44863, 51597, 55419, 57681, 67473, 71253, 72471, 93177, 97461, 115101, 125307, 134589, 166257, 173043, 213759, 217413, 279531, 292383, 314041, 403767, 498771, 519129, 652239, 877149, 942123, 1211301, 1496313, 1956717, 2826369, 3633903, 8479107, 25437321]

約数ペア:

[(1, 25437321), (3, 8479107), (7, 3633903), (9, 2826369), (13, 1956717), (17, 1496313), (21, 1211301), (27, 942123), (29, 877149), (39, 652239), (49, 519129), (51, 498771), (63, 403767), (81, 314041), (87, 292383), (91, 279531), (117, 217413), (119, 213759), (147, 173043), (153, 166257), (189, 134589), (203, 125307), (221, 115101), (261, 97461), (273, 93177), (351, 72471), (357, 71253), (377, 67473), (441, 57681), (459, 55419), (493, 51597), (567, 44863), (609, 41769), (637, 39933), (663, 38367), (783, 32487), (819, 31059), (833, 30537), (1053, 24157), (1071, 23751), (1131, 22491), (1323, 19227), (1377, 18473), (1421, 17901), (1479, 17199), (1547, 16443), (1827, 13923), (1911, 13311), (1989, 12789), (2349, 10829), (2457, 10353), (2499, 10179), (2639, 9639), (3213, 7917), (3393, 7497), (3451, 7371), (3969, 6409), (4263, 5967), (4437, 5733), (4641, 5481)]