1401820805945

素因数分解:

$5^1\times 7^1\times {\mathrm{20407}}^1\times {\mathrm{1962661}}^1$

素因数の和:1983080

約数の個数: 16

約数和(自身を含む): 1922592292608

約数和(自身を除く): 520771486663

約数列:

[1, 5, 7, 35, 20407, 102035, 142849, 714245, 1962661, 9813305, 13738627, 68693135, 40052023027, 200260115135, 280364161189, 1401820805945]

約数ペア:

[(1, 1401820805945), (5, 280364161189), (7, 200260115135), (35, 40052023027), (20407, 68693135), (102035, 13738627), (142849, 9813305), (714245, 1962661)]