717751611

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{521243}}^1$

素因数の和:521272

約数の個数: 20

約数和(自身を含む): 1135269432

約数和(自身を除く): 417517821

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 521243, 1563729, 4691187, 8861131, 14073561, 26583393, 42220683, 79750179, 239250537, 717751611]

約数ペア:

[(1, 717751611), (3, 239250537), (9, 79750179), (17, 42220683), (27, 26583393), (51, 14073561), (81, 8861131), (153, 4691187), (459, 1563729), (1377, 521243)]