40805721

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{137393}}^1$

素因数の和:137413

約数の個数: 16

約数和(自身を含む): 65949120

約数和(自身を除く): 25143399

約数列:

[1, 3, 9, 11, 27, 33, 99, 297, 137393, 412179, 1236537, 1511323, 3709611, 4533969, 13601907, 40805721]

約数ペア:

[(1, 40805721), (3, 13601907), (9, 4533969), (11, 3709611), (27, 1511323), (33, 1236537), (99, 412179), (297, 137393)]