2421109215

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{126001}}^1$

素因数の和:126080

約数の個数: 48

約数和(自身を含む): 4874765376

約数和(自身を除く): 2453656161

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 61, 63, 105, 183, 305, 315, 427, 549, 915, 1281, 2135, 2745, 3843, 6405, 19215, 126001, 378003, 630005, 882007, 1134009, 1890015, 2646021, 4410035, 5670045, 7686061, 7938063, 13230105, 23058183, 38430305, 39690315, 53802427, 69174549, 115290915, 161407281, 269012135, 345872745, 484221843, 807036405, 2421109215]

約数ペア:

[(1, 2421109215), (3, 807036405), (5, 484221843), (7, 345872745), (9, 269012135), (15, 161407281), (21, 115290915), (35, 69174549), (45, 53802427), (61, 39690315), (63, 38430305), (105, 23058183), (183, 13230105), (305, 7938063), (315, 7686061), (427, 5670045), (549, 4410035), (915, 2646021), (1281, 1890015), (2135, 1134009), (2745, 882007), (3843, 630005), (6405, 378003), (19215, 126001)]