25339834

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{211}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 42739200

約数和(自身を除く): 17399366

約数列:

[1, 2, 13, 26, 31, 62, 149, 211, 298, 403, 422, 806, 1937, 2743, 3874, 4619, 5486, 6541, 9238, 13082, 31439, 60047, 62878, 85033, 120094, 170066, 408707, 817414, 974609, 1949218, 12669917, 25339834]

約数ペア:

[(1, 25339834), (2, 12669917), (13, 1949218), (26, 974609), (31, 817414), (62, 408707), (149, 170066), (211, 120094), (298, 85033), (403, 62878), (422, 60047), (806, 31439), (1937, 13082), (2743, 9238), (3874, 6541), (4619, 5486)]