68907105

素因数分解:

$3^4\times 5^1\times {\mathrm{170141}}^1$

素因数の和:170158

約数の個数: 20

約数和(自身を含む): 123523092

約数和(自身を除く): 54615987

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 170141, 510423, 850705, 1531269, 2552115, 4593807, 7656345, 13781421, 22969035, 68907105]

約数ペア:

[(1, 68907105), (3, 22969035), (5, 13781421), (9, 7656345), (15, 4593807), (27, 2552115), (45, 1531269), (81, 850705), (135, 510423), (405, 170141)]