720243028533

素因数分解:

$3^1\times 7^2\times {\mathrm{1493}}^1\times {\mathrm{3281723}}^1$

素因数の和:3283233

約数の個数: 24

約数和(自身を含む): 1117860209568

約数和(自身を除く): 397617181035

約数列:

[1, 3, 7, 21, 49, 147, 1493, 4479, 10451, 31353, 73157, 219471, 3281723, 9845169, 22972061, 68916183, 160804427, 482413281, 4899612439, 14698837317, 34297287073, 102891861219, 240081009511, 720243028533]

約数ペア:

[(1, 720243028533), (3, 240081009511), (7, 102891861219), (21, 34297287073), (49, 14698837317), (147, 4899612439), (1493, 482413281), (4479, 160804427), (10451, 68916183), (31353, 22972061), (73157, 9845169), (219471, 3281723)]