138354908

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47317}}^1$

素因数の和:47381

約数の個数: 24

約数和(自身を含む): 262330992

約数和(自身を除く): 123976084

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 47317, 94634, 189268, 804389, 1608778, 2034631, 3217556, 4069262, 8138524, 34588727, 69177454, 138354908]

約数ペア:

[(1, 138354908), (2, 69177454), (4, 34588727), (17, 8138524), (34, 4069262), (43, 3217556), (68, 2034631), (86, 1608778), (172, 804389), (731, 189268), (1462, 94634), (2924, 47317)]