219093021

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{193}}^1\times {\mathrm{487}}^1$

素因数の和:730

約数の個数: 48

約数和(自身を含む): 374143744

約数和(自身を除く): 155050723

約数列:

[1, 3, 7, 9, 21, 37, 63, 111, 193, 259, 333, 487, 579, 777, 1351, 1461, 1737, 2331, 3409, 4053, 4383, 7141, 10227, 12159, 18019, 21423, 30681, 49987, 54057, 64269, 93991, 126133, 149961, 162171, 281973, 378399, 449883, 657937, 845919, 1135197, 1973811, 3477667, 5921433, 10433001, 24343669, 31299003, 73031007, 219093021]

約数ペア:

[(1, 219093021), (3, 73031007), (7, 31299003), (9, 24343669), (21, 10433001), (37, 5921433), (63, 3477667), (111, 1973811), (193, 1135197), (259, 845919), (333, 657937), (487, 449883), (579, 378399), (777, 281973), (1351, 162171), (1461, 149961), (1737, 126133), (2331, 93991), (3409, 64269), (4053, 54057), (4383, 49987), (7141, 30681), (10227, 21423), (12159, 18019)]