317842

素因数分解:

$2^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{311}}^1$

素因数の和:393

約数の個数: 16

約数和(自身を含む): 554112

約数和(自身を除く): 236270

約数列:

[1, 2, 7, 14, 73, 146, 311, 511, 622, 1022, 2177, 4354, 22703, 45406, 158921, 317842]

約数ペア:

[(1, 317842), (2, 158921), (7, 45406), (14, 22703), (73, 4354), (146, 2177), (311, 1022), (511, 622)]