47280591

素因数分解:

$3^4\times {\mathrm{197}}^1\times {\mathrm{2963}}^1$

素因数の和:3172

約数の個数: 20

約数和(自身を含む): 71011512

約数和(自身を除く): 23730921

約数列:

[1, 3, 9, 27, 81, 197, 591, 1773, 2963, 5319, 8889, 15957, 26667, 80001, 240003, 583711, 1751133, 5253399, 15760197, 47280591]

約数ペア:

[(1, 47280591), (3, 15760197), (9, 5253399), (27, 1751133), (81, 583711), (197, 240003), (591, 80001), (1773, 26667), (2963, 15957), (5319, 8889)]