28180866

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1361}}^1$

素因数の和:1419

約数の個数: 64

約数和(自身を含む): 70606080

約数和(自身を除く): 42425214

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 29, 34, 42, 51, 58, 87, 102, 119, 174, 203, 238, 357, 406, 493, 609, 714, 986, 1218, 1361, 1479, 2722, 2958, 3451, 4083, 6902, 8166, 9527, 10353, 19054, 20706, 23137, 28581, 39469, 46274, 57162, 69411, 78938, 118407, 138822, 161959, 236814, 276283, 323918, 485877, 552566, 670973, 828849, 971754, 1341946, 1657698, 2012919, 4025838, 4696811, 9393622, 14090433, 28180866]

約数ペア:

[(1, 28180866), (2, 14090433), (3, 9393622), (6, 4696811), (7, 4025838), (14, 2012919), (17, 1657698), (21, 1341946), (29, 971754), (34, 828849), (42, 670973), (51, 552566), (58, 485877), (87, 323918), (102, 276283), (119, 236814), (174, 161959), (203, 138822), (238, 118407), (357, 78938), (406, 69411), (493, 57162), (609, 46274), (714, 39469), (986, 28581), (1218, 23137), (1361, 20706), (1479, 19054), (2722, 10353), (2958, 9527), (3451, 8166), (4083, 6902)]