67928049

素因数分解:

$3^2\times 7^1\times {\mathrm{139}}^1\times {\mathrm{7757}}^1$

素因数の和:7909

約数の個数: 24

約数和(自身を含む): 112956480

約数和(自身を除く): 45028431

約数列:

[1, 3, 7, 9, 21, 63, 139, 417, 973, 1251, 2919, 7757, 8757, 23271, 54299, 69813, 162897, 488691, 1078223, 3234669, 7547561, 9704007, 22642683, 67928049]

約数ペア:

[(1, 67928049), (3, 22642683), (7, 9704007), (9, 7547561), (21, 3234669), (63, 1078223), (139, 488691), (417, 162897), (973, 69813), (1251, 54299), (2919, 23271), (7757, 8757)]