497264404

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{71}}^2\times {\mathrm{271}}^1$

素因数の和:437

約数の個数: 72

約数和(自身を含む): 1090337024

約数和(自身を除く): 593072620

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 71, 91, 142, 182, 271, 284, 364, 497, 542, 923, 994, 1084, 1846, 1897, 1988, 3523, 3692, 3794, 5041, 6461, 7046, 7588, 10082, 12922, 14092, 19241, 20164, 24661, 25844, 35287, 38482, 49322, 65533, 70574, 76964, 98644, 131066, 134687, 141148, 250133, 262132, 269374, 458731, 500266, 538748, 917462, 1000532, 1366111, 1750931, 1834924, 2732222, 3501862, 5464444, 7003724, 9562777, 17759443, 19125554, 35518886, 38251108, 71037772, 124316101, 248632202, 497264404]

約数ペア:

[(1, 497264404), (2, 248632202), (4, 124316101), (7, 71037772), (13, 38251108), (14, 35518886), (26, 19125554), (28, 17759443), (52, 9562777), (71, 7003724), (91, 5464444), (142, 3501862), (182, 2732222), (271, 1834924), (284, 1750931), (364, 1366111), (497, 1000532), (542, 917462), (923, 538748), (994, 500266), (1084, 458731), (1846, 269374), (1897, 262132), (1988, 250133), (3523, 141148), (3692, 134687), (3794, 131066), (5041, 98644), (6461, 76964), (7046, 70574), (7588, 65533), (10082, 49322), (12922, 38482), (14092, 35287), (19241, 25844), (20164, 24661)]