25257189

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{257}}^1$

素因数の和:365

約数の個数: 32

約数和(自身を含む): 37449216

約数和(自身を除く): 12192027

約数列:

[1, 3, 17, 41, 47, 51, 123, 141, 257, 697, 771, 799, 1927, 2091, 2397, 4369, 5781, 10537, 12079, 13107, 31611, 32759, 36237, 98277, 179129, 205343, 495239, 537387, 616029, 1485717, 8419063, 25257189]

約数ペア:

[(1, 25257189), (3, 8419063), (17, 1485717), (41, 616029), (47, 537387), (51, 495239), (123, 205343), (141, 179129), (257, 98277), (697, 36237), (771, 32759), (799, 31611), (1927, 13107), (2091, 12079), (2397, 10537), (4369, 5781)]