71398161

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{109}}^1\times {\mathrm{997}}^1$

素因数の和:1185

約数の個数: 24

約数和(自身を含む): 105608360

約数和(自身を除く): 34210199

約数列:

[1, 3, 9, 73, 109, 219, 327, 657, 981, 997, 2991, 7957, 8973, 23871, 71613, 72781, 108673, 218343, 326019, 655029, 978057, 7933129, 23799387, 71398161]

約数ペア:

[(1, 71398161), (3, 23799387), (9, 7933129), (73, 978057), (109, 655029), (219, 326019), (327, 218343), (657, 108673), (981, 72781), (997, 71613), (2991, 23871), (7957, 8973)]