268395918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{6390379}}^1$

素因数の和:6390391

約数の個数: 16

約数和(自身を含む): 613476480

約数和(自身を除く): 345080562

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 6390379, 12780758, 19171137, 38342274, 44732653, 89465306, 134197959, 268395918]

約数ペア:

[(1, 268395918), (2, 134197959), (3, 89465306), (6, 44732653), (7, 38342274), (14, 19171137), (21, 12780758), (42, 6390379)]