523340817

素因数分解:

$3^1\times {\mathrm{47}}^2\times {\mathrm{157}}^1\times {\mathrm{503}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 718917696

約数和(自身を除く): 195576879

約数列:

[1, 3, 47, 141, 157, 471, 503, 1509, 2209, 6627, 7379, 22137, 23641, 70923, 78971, 236913, 346813, 1040439, 1111127, 3333381, 3711637, 11134911, 174446939, 523340817]

約数ペア:

[(1, 523340817), (3, 174446939), (47, 11134911), (141, 3711637), (157, 3333381), (471, 1111127), (503, 1040439), (1509, 346813), (2209, 236913), (6627, 78971), (7379, 70923), (22137, 23641)]