218974672881

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{838983421}}^1$

素因数の和:838983456

約数の個数: 12

約数和(自身を含む): 327203534580

約数和(自身を除く): 108228861699

約数列:

[1, 3, 9, 29, 87, 261, 838983421, 2516950263, 7550850789, 24330519209, 72991557627, 218974672881]

約数ペア:

[(1, 218974672881), (3, 72991557627), (9, 24330519209), (29, 7550850789), (87, 2516950263), (261, 838983421)]