25353939

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 38262784

約数和(自身を除く): 12908845

約数列:

[1, 3, 13, 31, 39, 67, 93, 201, 313, 403, 871, 939, 1209, 2077, 2613, 4069, 6231, 9703, 12207, 20971, 27001, 29109, 62913, 81003, 126139, 272623, 378417, 650101, 817869, 1950303, 8451313, 25353939]

約数ペア:

[(1, 25353939), (3, 8451313), (13, 1950303), (31, 817869), (39, 650101), (67, 378417), (93, 272623), (201, 126139), (313, 81003), (403, 62913), (871, 29109), (939, 27001), (1209, 20971), (2077, 12207), (2613, 9703), (4069, 6231)]