1565431641

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{212897}}^1$

素因数の和:212965

約数の個数: 24

約数和(自身を含む): 2435553120

約数和(自身を除く): 870121479

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 212897, 638691, 1916073, 4045043, 9154571, 12135129, 27463713, 36405387, 82391139, 173936849, 521810547, 1565431641]

約数ペア:

[(1, 1565431641), (3, 521810547), (9, 173936849), (19, 82391139), (43, 36405387), (57, 27463713), (129, 12135129), (171, 9154571), (387, 4045043), (817, 1916073), (2451, 638691), (7353, 212897)]