630454905

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{451939}}^1$

素因数の和:451981

約数の個数: 24

約数和(自身を含む): 1128042240

約数和(自身を除く): 497587335

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1395, 451939, 1355817, 2259695, 4067451, 6779085, 14010109, 20337255, 42030327, 70050545, 126090981, 210151635, 630454905]

約数ペア:

[(1, 630454905), (3, 210151635), (5, 126090981), (9, 70050545), (15, 42030327), (31, 20337255), (45, 14010109), (93, 6779085), (155, 4067451), (279, 2259695), (465, 1355817), (1395, 451939)]