40781709

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{313}}^1\times {\mathrm{467}}^1$

素因数の和:817

約数の個数: 24

約数和(自身を含む): 61132032

約数和(自身を除く): 20350323

約数列:

[1, 3, 9, 31, 93, 279, 313, 467, 939, 1401, 2817, 4203, 9703, 14477, 29109, 43431, 87327, 130293, 146171, 438513, 1315539, 4531301, 13593903, 40781709]

約数ペア:

[(1, 40781709), (3, 13593903), (9, 4531301), (31, 1315539), (93, 438513), (279, 146171), (313, 130293), (467, 87327), (939, 43431), (1401, 29109), (2817, 14477), (4203, 9703)]