289244961

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{283}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 454854400

約数和(自身を除く): 165609439

約数列:

[1, 3, 9, 19, 43, 57, 129, 139, 171, 283, 387, 417, 817, 849, 1251, 2451, 2547, 2641, 5377, 5977, 7353, 7923, 12169, 16131, 17931, 23769, 36507, 39337, 48393, 53793, 109521, 113563, 118011, 231211, 340689, 354033, 693633, 747403, 1022067, 1691491, 2080899, 2242209, 5074473, 6726627, 15223419, 32138329, 96414987, 289244961]

約数ペア:

[(1, 289244961), (3, 96414987), (9, 32138329), (19, 15223419), (43, 6726627), (57, 5074473), (129, 2242209), (139, 2080899), (171, 1691491), (283, 1022067), (387, 747403), (417, 693633), (817, 354033), (849, 340689), (1251, 231211), (2451, 118011), (2547, 113563), (2641, 109521), (5377, 53793), (5977, 48393), (7353, 39337), (7923, 36507), (12169, 23769), (16131, 17931)]