2160990549

素因数分解:

$3^3\times {\mathrm{509}}^1\times {\mathrm{157243}}^1$

素因数の和:157761

約数の個数: 16

約数和(自身を含む): 3207777600

約数和(自身を除く): 1046787051

約数列:

[1, 3, 9, 27, 509, 1527, 4581, 13743, 157243, 471729, 1415187, 4245561, 80036687, 240110061, 720330183, 2160990549]

約数ペア:

[(1, 2160990549), (3, 720330183), (9, 240110061), (27, 80036687), (509, 4245561), (1527, 1415187), (4581, 471729), (13743, 157243)]