209997135

素因数分解:

$3^2\times 5^1\times {\mathrm{373}}^1\times {\mathrm{12511}}^1$

素因数の和:12895

約数の個数: 24

約数和(自身を含む): 365000064

約数和(自身を除く): 155002929

約数列:

[1, 3, 5, 9, 15, 45, 373, 1119, 1865, 3357, 5595, 12511, 16785, 37533, 62555, 112599, 187665, 562995, 4666603, 13999809, 23333015, 41999427, 69999045, 209997135]

約数ペア:

[(1, 209997135), (3, 69999045), (5, 41999427), (9, 23333015), (15, 13999809), (45, 4666603), (373, 562995), (1119, 187665), (1865, 112599), (3357, 62555), (5595, 37533), (12511, 16785)]