208525437

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:478

約数の個数: 48

約数和(自身を含む): 330803200

約数和(自身を除く): 122277763

約数列:

[1, 3, 9, 19, 31, 57, 93, 139, 171, 279, 283, 417, 589, 849, 1251, 1767, 2547, 2641, 4309, 5301, 5377, 7923, 8773, 12927, 16131, 23769, 26319, 38781, 39337, 48393, 78957, 81871, 118011, 166687, 245613, 354033, 500061, 736839, 747403, 1219447, 1500183, 2242209, 3658341, 6726627, 10975023, 23169493, 69508479, 208525437]

約数ペア:

[(1, 208525437), (3, 69508479), (9, 23169493), (19, 10975023), (31, 6726627), (57, 3658341), (93, 2242209), (139, 1500183), (171, 1219447), (279, 747403), (283, 736839), (417, 500061), (589, 354033), (849, 245613), (1251, 166687), (1767, 118011), (2547, 81871), (2641, 78957), (4309, 48393), (5301, 39337), (5377, 38781), (7923, 26319), (8773, 23769), (12927, 16131)]