13440028

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{12973}}^1$

素因数の和:13021

約数の個数: 24

約数和(自身を含む): 27608672

約数和(自身を除く): 14168644

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 12973, 25946, 51892, 90811, 181622, 363244, 480001, 960002, 1920004, 3360007, 6720014, 13440028]

約数ペア:

[(1, 13440028), (2, 6720014), (4, 3360007), (7, 1920004), (14, 960002), (28, 480001), (37, 363244), (74, 181622), (148, 90811), (259, 51892), (518, 25946), (1036, 12973)]