211329819

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{12923}}^1$

素因数の和:13031

約数の個数: 24

約数和(自身を含む): 322583040

約数和(自身を除く): 111253221

約数列:

[1, 3, 9, 23, 69, 79, 207, 237, 711, 1817, 5451, 12923, 16353, 38769, 116307, 297229, 891687, 1020917, 2675061, 3062751, 9188253, 23481091, 70443273, 211329819]

約数ペア:

[(1, 211329819), (3, 70443273), (9, 23481091), (23, 9188253), (69, 3062751), (79, 2675061), (207, 1020917), (237, 891687), (711, 297229), (1817, 116307), (5451, 38769), (12923, 16353)]