26780721

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{7879}}^1$

素因数の和:7996

約数の個数: 16

約数和(自身を含む): 39336960

約数和(自身を除く): 12556239

約数列:

[1, 3, 11, 33, 103, 309, 1133, 3399, 7879, 23637, 86669, 260007, 811537, 2434611, 8926907, 26780721]

約数ペア:

[(1, 26780721), (3, 8926907), (11, 2434611), (33, 811537), (103, 260007), (309, 86669), (1133, 23637), (3399, 7879)]