212905154

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1382501}}^1$

素因数の和:1382521

約数の個数: 16

約数和(自身を含む): 398160576

約数和(自身を除く): 185255422

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1382501, 2765002, 9677507, 15207511, 19355014, 30415022, 106452577, 212905154]

約数ペア:

[(1, 212905154), (2, 106452577), (7, 30415022), (11, 19355014), (14, 15207511), (22, 9677507), (77, 2765002), (154, 1382501)]