211317537

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{28097}}^1$

素因数の和:28232

約数の個数: 16

約数和(自身を含む): 296714880

約数和(自身を除く): 85397343

約数列:

[1, 3, 23, 69, 109, 327, 2507, 7521, 28097, 84291, 646231, 1938693, 3062573, 9187719, 70439179, 211317537]

約数ペア:

[(1, 211317537), (3, 70439179), (23, 9187719), (69, 3062573), (109, 1938693), (327, 646231), (2507, 84291), (7521, 28097)]