138048428

素因数分解:

$2^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{151}}^1\times {\mathrm{317}}^1$

素因数の和:582

約数の個数: 48

約数和(自身を含む): 281508864

約数和(自身を除く): 143460436

約数列:

[1, 2, 4, 7, 14, 28, 103, 151, 206, 302, 317, 412, 604, 634, 721, 1057, 1268, 1442, 2114, 2219, 2884, 4228, 4438, 8876, 15553, 31106, 32651, 47867, 62212, 65302, 95734, 108871, 130604, 191468, 217742, 228557, 335069, 435484, 457114, 670138, 914228, 1340276, 4930301, 9860602, 19721204, 34512107, 69024214, 138048428]

約数ペア:

[(1, 138048428), (2, 69024214), (4, 34512107), (7, 19721204), (14, 9860602), (28, 4930301), (103, 1340276), (151, 914228), (206, 670138), (302, 457114), (317, 435484), (412, 335069), (604, 228557), (634, 217742), (721, 191468), (1057, 130604), (1268, 108871), (1442, 95734), (2114, 65302), (2219, 62212), (2884, 47867), (4228, 32651), (4438, 31106), (8876, 15553)]