3918537

素因数分解:

$3^4\times 7^1\times {\mathrm{6911}}^1$

素因数の和:6930

約数の個数: 20

約数和(自身を含む): 6690816

約数和(自身を除く): 2772279

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 6911, 20733, 48377, 62199, 145131, 186597, 435393, 559791, 1306179, 3918537]

約数ペア:

[(1, 3918537), (3, 1306179), (7, 559791), (9, 435393), (21, 186597), (27, 145131), (63, 62199), (81, 48377), (189, 20733), (567, 6911)]