212008678

素因数分解:

$2^1\times 7^1\times {\mathrm{947}}^1\times {\mathrm{15991}}^1$

素因数の和:16947

約数の個数: 16

約数和(自身を含む): 363849984

約数和(自身を除く): 151841306

約数列:

[1, 2, 7, 14, 947, 1894, 6629, 13258, 15991, 31982, 111937, 223874, 15143477, 30286954, 106004339, 212008678]

約数ペア:

[(1, 212008678), (2, 106004339), (7, 30286954), (14, 15143477), (947, 223874), (1894, 111937), (6629, 31982), (13258, 15991)]