19170045

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{9907}}^1$

素因数の和:9961

約数の個数: 24

約数和(自身を含む): 34004256

約数和(自身を除く): 14834211

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 9907, 29721, 49535, 89163, 148605, 426001, 445815, 1278003, 2130005, 3834009, 6390015, 19170045]

約数ペア:

[(1, 19170045), (3, 6390015), (5, 3834009), (9, 2130005), (15, 1278003), (43, 445815), (45, 426001), (129, 148605), (215, 89163), (387, 49535), (645, 29721), (1935, 9907)]