26397567

素因数分解:

$3^2\times 7^1\times {\mathrm{61}}^1\times {\mathrm{6869}}^1$

素因数の和:6943

約数の個数: 24

約数和(自身を含む): 44297760

約数和(自身を除く): 17900193

約数列:

[1, 3, 7, 9, 21, 61, 63, 183, 427, 549, 1281, 3843, 6869, 20607, 48083, 61821, 144249, 419009, 432747, 1257027, 2933063, 3771081, 8799189, 26397567]

約数ペア:

[(1, 26397567), (3, 8799189), (7, 3771081), (9, 2933063), (21, 1257027), (61, 432747), (63, 419009), (183, 144249), (427, 61821), (549, 48083), (1281, 20607), (3843, 6869)]