489388909

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1$

素因数の和:421

約数の個数: 32

約数和(自身を含む): 552821760

約数和(自身を除く): 63432851

約数列:

[1, 19, 31, 53, 61, 257, 589, 1007, 1159, 1643, 1891, 3233, 4883, 7967, 13621, 15677, 31217, 35929, 61427, 100223, 151373, 258799, 297863, 422251, 485987, 830881, 1904237, 8022769, 9233753, 15786739, 25757311, 489388909]

約数ペア:

[(1, 489388909), (19, 25757311), (31, 15786739), (53, 9233753), (61, 8022769), (257, 1904237), (589, 830881), (1007, 485987), (1159, 422251), (1643, 297863), (1891, 258799), (3233, 151373), (4883, 100223), (7967, 61427), (13621, 35929), (15677, 31217)]