891036297

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{1394423}}^1$

素因数の和:1394500

約数の個数: 12

約数和(自身を含む): 1305180864

約数和(自身を除く): 414144567

約数列:

[1, 3, 9, 71, 213, 639, 1394423, 4183269, 12549807, 99004033, 297012099, 891036297]

約数ペア:

[(1, 891036297), (3, 297012099), (9, 99004033), (71, 12549807), (213, 4183269), (639, 1394423)]