198996945

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{31069}}^1$

素因数の和:31145

約数の個数: 32

約数和(自身を含む): 369857280

約数和(自身を除く): 170860335

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 183, 305, 427, 915, 1281, 2135, 6405, 31069, 93207, 155345, 217483, 466035, 652449, 1087415, 1895209, 3262245, 5685627, 9476045, 13266463, 28428135, 39799389, 66332315, 198996945]

約数ペア:

[(1, 198996945), (3, 66332315), (5, 39799389), (7, 28428135), (15, 13266463), (21, 9476045), (35, 5685627), (61, 3262245), (105, 1895209), (183, 1087415), (305, 652449), (427, 466035), (915, 217483), (1281, 155345), (2135, 93207), (6405, 31069)]