2017021779

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{250967}}^1$

素因数の和:251039

約数の個数: 24

約数和(自身を含む): 3132080640

約数和(自身を除く): 1115058861

約数列:

[1, 3, 9, 19, 47, 57, 141, 171, 423, 893, 2679, 8037, 250967, 752901, 2258703, 4768373, 11795449, 14305119, 35386347, 42915357, 106159041, 224113531, 672340593, 2017021779]

約数ペア:

[(1, 2017021779), (3, 672340593), (9, 224113531), (19, 106159041), (47, 42915357), (57, 35386347), (141, 14305119), (171, 11795449), (423, 4768373), (893, 2258703), (2679, 752901), (8037, 250967)]