25489239

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{197}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 37635840

約数和(自身を除く): 12146601

約数列:

[1, 3, 17, 43, 51, 59, 129, 177, 197, 591, 731, 1003, 2193, 2537, 3009, 3349, 7611, 8471, 10047, 11623, 25413, 34869, 43129, 129387, 144007, 197591, 432021, 499789, 592773, 1499367, 8496413, 25489239]

約数ペア:

[(1, 25489239), (3, 8496413), (17, 1499367), (43, 592773), (51, 499789), (59, 432021), (129, 197591), (177, 144007), (197, 129387), (591, 43129), (731, 34869), (1003, 25413), (2193, 11623), (2537, 10047), (3009, 8471), (3349, 7611)]