20221965

素因数分解:

$3^2\times 5^1\times {\mathrm{571}}^1\times {\mathrm{787}}^1$

素因数の和:1369

約数の個数: 24

約数和(自身を含む): 35157408

約数和(自身を除く): 14935443

約数列:

[1, 3, 5, 9, 15, 45, 571, 787, 1713, 2361, 2855, 3935, 5139, 7083, 8565, 11805, 25695, 35415, 449377, 1348131, 2246885, 4044393, 6740655, 20221965]

約数ペア:

[(1, 20221965), (3, 6740655), (5, 4044393), (9, 2246885), (15, 1348131), (45, 449377), (571, 35415), (787, 25695), (1713, 11805), (2361, 8565), (2855, 7083), (3935, 5139)]