43950985

素因数分解:

$5^1\times {\mathrm{13}}^3\times {\mathrm{4001}}^1$

素因数の和:4045

約数の個数: 16

約数和(自身を含む): 57148560

約数和(自身を除く): 13197575

約数列:

[1, 5, 13, 65, 169, 845, 2197, 4001, 10985, 20005, 52013, 260065, 676169, 3380845, 8790197, 43950985]

約数ペア:

[(1, 43950985), (5, 8790197), (13, 3380845), (65, 676169), (169, 260065), (845, 52013), (2197, 20005), (4001, 10985)]