68388068

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{128549}}^1$

素因数の和:128579

約数の個数: 24

約数和(自身を含む): 143976000

約数和(自身を除く): 75587932

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 128549, 257098, 514196, 899843, 1799686, 2442431, 3599372, 4884862, 9769724, 17097017, 34194034, 68388068]

約数ペア:

[(1, 68388068), (2, 34194034), (4, 17097017), (7, 9769724), (14, 4884862), (19, 3599372), (28, 2442431), (38, 1799686), (76, 899843), (133, 514196), (266, 257098), (532, 128549)]