30640293

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{3037}}^1$

素因数の和:3121

約数の個数: 24

約数和(自身を含む): 47392800

約数和(自身を除く): 16752507

約数列:

[1, 3, 9, 19, 57, 59, 171, 177, 531, 1121, 3037, 3363, 9111, 10089, 27333, 57703, 173109, 179183, 519327, 537549, 1612647, 3404477, 10213431, 30640293]

約数ペア:

[(1, 30640293), (3, 10213431), (9, 3404477), (19, 1612647), (57, 537549), (59, 519327), (171, 179183), (177, 173109), (531, 57703), (1121, 27333), (3037, 10089), (3363, 9111)]