2172115

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{541}}^1$

素因数の和:630

約数の個数: 16

約数和(自身を含む): 2887776

約数和(自身を除く): 715661

約数列:

[1, 5, 11, 55, 73, 365, 541, 803, 2705, 4015, 5951, 29755, 39493, 197465, 434423, 2172115]

約数ペア:

[(1, 2172115), (5, 434423), (11, 197465), (55, 39493), (73, 29755), (365, 5951), (541, 4015), (803, 2705)]