289969239

素因数分解:

$3^1\times 7^1\times {\mathrm{281}}^1\times {\mathrm{49139}}^1$

素因数の和:49430

約数の個数: 16

約数和(自身を含む): 443439360

約数和(自身を除く): 153470121

約数列:

[1, 3, 7, 21, 281, 843, 1967, 5901, 49139, 147417, 343973, 1031919, 13808059, 41424177, 96656413, 289969239]

約数ペア:

[(1, 289969239), (3, 96656413), (7, 41424177), (21, 13808059), (281, 1031919), (843, 343973), (1967, 147417), (5901, 49139)]