388023713

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{1381}}^1$

素因数の和:1529

約数の個数: 32

約数和(自身を含む): 501500160

約数和(自身を除く): 113476447

約数列:

[1, 7, 11, 41, 77, 89, 287, 451, 623, 979, 1381, 3157, 3649, 6853, 9667, 15191, 25543, 40139, 56621, 106337, 122909, 280973, 396347, 622831, 860363, 1351999, 4359817, 5039269, 9463993, 35274883, 55431959, 388023713]

約数ペア:

[(1, 388023713), (7, 55431959), (11, 35274883), (41, 9463993), (77, 5039269), (89, 4359817), (287, 1351999), (451, 860363), (623, 622831), (979, 396347), (1381, 280973), (3157, 122909), (3649, 106337), (6853, 56621), (9667, 40139), (15191, 25543)]