487353951

素因数分解:

$3^2\times 7^3\times {\mathrm{47}}^1\times {\mathrm{3359}}^1$

素因数の和:3433

約数の個数: 48

約数和(自身を含む): 838656000

約数和(自身を除く): 351302049

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 343, 423, 441, 987, 1029, 2303, 2961, 3087, 3359, 6909, 10077, 16121, 20727, 23513, 30231, 48363, 70539, 145089, 157873, 164591, 211617, 473619, 493773, 1105111, 1152137, 1420857, 1481319, 3315333, 3456411, 7735777, 9945999, 10369233, 23207331, 54150439, 69621993, 162451317, 487353951]

約数ペア:

[(1, 487353951), (3, 162451317), (7, 69621993), (9, 54150439), (21, 23207331), (47, 10369233), (49, 9945999), (63, 7735777), (141, 3456411), (147, 3315333), (329, 1481319), (343, 1420857), (423, 1152137), (441, 1105111), (987, 493773), (1029, 473619), (2303, 211617), (2961, 164591), (3087, 157873), (3359, 145089), (6909, 70539), (10077, 48363), (16121, 30231), (20727, 23513)]