68911108

素因数分解:

$2^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{337}}^1$

素因数の和:524

約数の個数: 48

約数和(自身を含む): 141581440

約数和(自身を除く): 72670332

約数列:

[1, 2, 4, 7, 14, 28, 67, 109, 134, 218, 268, 337, 436, 469, 674, 763, 938, 1348, 1526, 1876, 2359, 3052, 4718, 7303, 9436, 14606, 22579, 29212, 36733, 45158, 51121, 73466, 90316, 102242, 146932, 158053, 204484, 257131, 316106, 514262, 632212, 1028524, 2461111, 4922222, 9844444, 17227777, 34455554, 68911108]

約数ペア:

[(1, 68911108), (2, 34455554), (4, 17227777), (7, 9844444), (14, 4922222), (28, 2461111), (67, 1028524), (109, 632212), (134, 514262), (218, 316106), (268, 257131), (337, 204484), (436, 158053), (469, 146932), (674, 102242), (763, 90316), (938, 73466), (1348, 51121), (1526, 45158), (1876, 36733), (2359, 29212), (3052, 22579), (4718, 14606), (7303, 9436)]