2017215

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1949}}^1$

素因数の和:1983

約数の個数: 24

約数和(自身を含む): 3650400

約数和(自身を除く): 1633185

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 1949, 5847, 9745, 17541, 29235, 44827, 87705, 134481, 224135, 403443, 672405, 2017215]

約数ペア:

[(1, 2017215), (3, 672405), (5, 403443), (9, 224135), (15, 134481), (23, 87705), (45, 44827), (69, 29235), (115, 17541), (207, 9745), (345, 5847), (1035, 1949)]