68481531

素因数分解:

$3^7\times {\mathrm{173}}^1\times {\mathrm{181}}^1$

素因数の和:375

約数の個数: 32

約数和(自身を含む): 103871040

約数和(自身を除く): 35389509

約数列:

[1, 3, 9, 27, 81, 173, 181, 243, 519, 543, 729, 1557, 1629, 2187, 4671, 4887, 14013, 14661, 31313, 42039, 43983, 93939, 126117, 131949, 281817, 378351, 395847, 845451, 2536353, 7609059, 22827177, 68481531]

約数ペア:

[(1, 68481531), (3, 22827177), (9, 7609059), (27, 2536353), (81, 845451), (173, 395847), (181, 378351), (243, 281817), (519, 131949), (543, 126117), (729, 93939), (1557, 43983), (1629, 42039), (2187, 31313), (4671, 14661), (4887, 14013)]