211058461917

素因数分解:

$3^3\times {\mathrm{631}}^1\times {\mathrm{12388241}}^1$

素因数の和:12388881

約数の個数: 16

約数和(自身を含む): 313174757760

約数和(自身を除く): 102116295843

約数列:

[1, 3, 9, 27, 631, 1893, 5679, 17037, 12388241, 37164723, 111494169, 334482507, 7816980071, 23450940213, 70352820639, 211058461917]

約数ペア:

[(1, 211058461917), (3, 70352820639), (9, 23450940213), (27, 7816980071), (631, 334482507), (1893, 111494169), (5679, 37164723), (17037, 12388241)]