87507279

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{283}}^1$

素因数の和:396

約数の個数: 48

約数和(自身を含む): 140355072

約数和(自身を除く): 52847793

約数列:

[1, 3, 9, 17, 43, 47, 51, 129, 141, 153, 283, 387, 423, 731, 799, 849, 2021, 2193, 2397, 2547, 4811, 6063, 6579, 7191, 12169, 13301, 14433, 18189, 34357, 36507, 39903, 43299, 103071, 109521, 119709, 206873, 226117, 309213, 571943, 620619, 678351, 1715829, 1861857, 2035053, 5147487, 9723031, 29169093, 87507279]

約数ペア:

[(1, 87507279), (3, 29169093), (9, 9723031), (17, 5147487), (43, 2035053), (47, 1861857), (51, 1715829), (129, 678351), (141, 620619), (153, 571943), (283, 309213), (387, 226117), (423, 206873), (731, 119709), (799, 109521), (849, 103071), (2021, 43299), (2193, 39903), (2397, 36507), (2547, 34357), (4811, 18189), (6063, 14433), (6579, 13301), (7191, 12169)]