8717787

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{487}}^1$

素因数の和:529

約数の個数: 40

約数和(自身を含む): 14880096

約数和(自身を除く): 6162309

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 81, 117, 153, 221, 351, 459, 487, 663, 1053, 1377, 1461, 1989, 4383, 5967, 6331, 8279, 13149, 17901, 18993, 24837, 39447, 56979, 74511, 107627, 170937, 223533, 322881, 512811, 670599, 968643, 2905929, 8717787]

約数ペア:

[(1, 8717787), (3, 2905929), (9, 968643), (13, 670599), (17, 512811), (27, 322881), (39, 223533), (51, 170937), (81, 107627), (117, 74511), (153, 56979), (221, 39447), (351, 24837), (459, 18993), (487, 17901), (663, 13149), (1053, 8279), (1377, 6331), (1461, 5967), (1989, 4383)]