68216918

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{63281}}^1$

素因数の和:63308

約数の個数: 24

約数和(自身を含む): 129854664

約数和(自身を除く): 61637746

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 63281, 126562, 442967, 696091, 885934, 1392182, 3100769, 4872637, 6201538, 9745274, 34108459, 68216918]

約数ペア:

[(1, 68216918), (2, 34108459), (7, 9745274), (11, 6201538), (14, 4872637), (22, 3100769), (49, 1392182), (77, 885934), (98, 696091), (154, 442967), (539, 126562), (1078, 63281)]