25997199

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{599}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 39398400

約数和(自身を除く): 13401201

約数列:

[1, 3, 17, 23, 37, 51, 69, 111, 391, 599, 629, 851, 1173, 1797, 1887, 2553, 10183, 13777, 14467, 22163, 30549, 41331, 43401, 66489, 234209, 376771, 509749, 702627, 1130313, 1529247, 8665733, 25997199]

約数ペア:

[(1, 25997199), (3, 8665733), (17, 1529247), (23, 1130313), (37, 702627), (51, 509749), (69, 376771), (111, 234209), (391, 66489), (599, 43401), (629, 41331), (851, 30549), (1173, 22163), (1797, 14467), (1887, 13777), (2553, 10183)]