289799559

素因数分解:

$3^3\times 7^1\times {\mathrm{1533331}}^1$

素因数の和:1533347

約数の個数: 16

約数和(自身を含む): 490666240

約数和(自身を除く): 200866681

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1533331, 4599993, 10733317, 13799979, 32199951, 41399937, 96599853, 289799559]

約数ペア:

[(1, 289799559), (3, 96599853), (7, 41399937), (9, 32199951), (21, 13799979), (27, 10733317), (63, 4599993), (189, 1533331)]