6621657

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:253

約数の個数: 32

約数和(自身を含む): 10644480

約数和(自身を除く): 4022823

約数列:

[1, 3, 7, 21, 29, 83, 87, 131, 203, 249, 393, 581, 609, 917, 1743, 2407, 2751, 3799, 7221, 10873, 11397, 16849, 26593, 32619, 50547, 76111, 79779, 228333, 315317, 945951, 2207219, 6621657]

約数ペア:

[(1, 6621657), (3, 2207219), (7, 945951), (21, 315317), (29, 228333), (83, 79779), (87, 76111), (131, 50547), (203, 32619), (249, 26593), (393, 16849), (581, 11397), (609, 10873), (917, 7221), (1743, 3799), (2407, 2751)]