68436095

素因数分解:

$5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{21487}}^1$

素因数の和:21519

約数の個数: 24

約数和(自身を含む): 102884544

約数和(自身を除く): 34448449

約数列:

[1, 5, 7, 13, 35, 49, 65, 91, 245, 455, 637, 3185, 21487, 107435, 150409, 279331, 752045, 1052863, 1396655, 1955317, 5264315, 9776585, 13687219, 68436095]

約数ペア:

[(1, 68436095), (5, 13687219), (7, 9776585), (13, 5264315), (35, 1955317), (49, 1396655), (65, 1052863), (91, 752045), (245, 279331), (455, 150409), (637, 107435), (3185, 21487)]