16931570691

素因数分解:

$3^1\times 7^2\times {\mathrm{379}}^1\times {\mathrm{303907}}^1$

素因数の和:304303

約数の個数: 24

約数和(自身を含む): 26330589120

約数和(自身を除く): 9399018429

約数列:

[1, 3, 7, 21, 49, 147, 379, 1137, 2653, 7959, 18571, 55713, 303907, 911721, 2127349, 6382047, 14891443, 44674329, 115180753, 345542259, 806265271, 2418795813, 5643856897, 16931570691]

約数ペア:

[(1, 16931570691), (3, 5643856897), (7, 2418795813), (21, 806265271), (49, 345542259), (147, 115180753), (379, 44674329), (1137, 14891443), (2653, 6382047), (7959, 2127349), (18571, 911721), (55713, 303907)]