25269004

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{21859}}^1$

素因数の和:21897

約数の個数: 18

約数和(自身を含む): 46977140

約数和(自身を除く): 21708136

約数列:

[1, 2, 4, 17, 34, 68, 289, 578, 1156, 21859, 43718, 87436, 371603, 743206, 1486412, 6317251, 12634502, 25269004]

約数ペア:

[(1, 25269004), (2, 12634502), (4, 6317251), (17, 1486412), (34, 743206), (68, 371603), (289, 87436), (578, 43718), (1156, 21859)]