378822577

素因数分解:

$7^4\times {\mathrm{17}}^1\times {\mathrm{9281}}^1$

素因数の和:9326

約数の個数: 20

約数和(自身を含む): 467979876

約数和(自身を除く): 89157299

約数列:

[1, 7, 17, 49, 119, 343, 833, 2401, 5831, 9281, 40817, 64967, 157777, 454769, 1104439, 3183383, 7731073, 22283681, 54117511, 378822577]

約数ペア:

[(1, 378822577), (7, 54117511), (17, 22283681), (49, 7731073), (119, 3183383), (343, 1104439), (833, 454769), (2401, 157777), (5831, 64967), (9281, 40817)]