68315751

素因数分解:

$3^3\times 7^2\times {\mathrm{51637}}^1$

素因数の和:51660

約数の個数: 24

約数和(自身を含む): 117734640

約数和(自身を除く): 49418889

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 147, 189, 441, 1323, 51637, 154911, 361459, 464733, 1084377, 1394199, 2530213, 3253131, 7590639, 9759393, 22771917, 68315751]

約数ペア:

[(1, 68315751), (3, 22771917), (7, 9759393), (9, 7590639), (21, 3253131), (27, 2530213), (49, 1394199), (63, 1084377), (147, 464733), (189, 361459), (441, 154911), (1323, 51637)]