51143463

素因数分解:

$3^2\times 7^1\times {\mathrm{17}}^2\times {\mathrm{53}}^2$

素因数の和:153

約数の個数: 54

約数和(自身を含む): 91409864

約数和(自身を除く): 40266401

約数列:

[1, 3, 7, 9, 17, 21, 51, 53, 63, 119, 153, 159, 289, 357, 371, 477, 867, 901, 1071, 1113, 2023, 2601, 2703, 2809, 3339, 6069, 6307, 8109, 8427, 15317, 18207, 18921, 19663, 25281, 45951, 47753, 56763, 58989, 107219, 137853, 143259, 176967, 321657, 334271, 429777, 811801, 964971, 1002813, 2435403, 3008439, 5682607, 7306209, 17047821, 51143463]

約数ペア:

[(1, 51143463), (3, 17047821), (7, 7306209), (9, 5682607), (17, 3008439), (21, 2435403), (51, 1002813), (53, 964971), (63, 811801), (119, 429777), (153, 334271), (159, 321657), (289, 176967), (357, 143259), (371, 137853), (477, 107219), (867, 58989), (901, 56763), (1071, 47753), (1113, 45951), (2023, 25281), (2601, 19663), (2703, 18921), (2809, 18207), (3339, 15317), (6069, 8427), (6307, 8109)]