2991973138

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19428397}}^1$

素因数の和:19428417

約数の個数: 16

約数和(自身を含む): 5595378624

約数和(自身を除く): 2603405486

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 19428397, 38856794, 135998779, 213712367, 271997558, 427424734, 1495986569, 2991973138]

約数ペア:

[(1, 2991973138), (2, 1495986569), (7, 427424734), (11, 271997558), (14, 213712367), (22, 135998779), (77, 38856794), (154, 19428397)]