28310254

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1$

素因数の和:161

約数の個数: 64

約数和(自身を含む): 53932032

約数和(自身を除く): 25621778

約数列:

[1, 2, 7, 14, 31, 37, 41, 43, 62, 74, 82, 86, 217, 259, 287, 301, 434, 518, 574, 602, 1147, 1271, 1333, 1517, 1591, 1763, 2294, 2542, 2666, 3034, 3182, 3526, 8029, 8897, 9331, 10619, 11137, 12341, 16058, 17794, 18662, 21238, 22274, 24682, 47027, 49321, 54653, 65231, 94054, 98642, 109306, 130462, 329189, 345247, 382571, 456617, 658378, 690494, 765142, 913234, 2022161, 4044322, 14155127, 28310254]

約数ペア:

[(1, 28310254), (2, 14155127), (7, 4044322), (14, 2022161), (31, 913234), (37, 765142), (41, 690494), (43, 658378), (62, 456617), (74, 382571), (82, 345247), (86, 329189), (217, 130462), (259, 109306), (287, 98642), (301, 94054), (434, 65231), (518, 54653), (574, 49321), (602, 47027), (1147, 24682), (1271, 22274), (1333, 21238), (1517, 18662), (1591, 17794), (1763, 16058), (2294, 12341), (2542, 11137), (2666, 10619), (3034, 9331), (3182, 8897), (3526, 8029)]