248875665

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{3331}}^1$

素因数の和:3649

約数の個数: 32

約数和(自身を含む): 423190656

約数和(自身を除く): 174314991

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 293, 879, 1465, 3331, 4395, 4981, 9993, 14943, 16655, 24905, 49965, 56627, 74715, 169881, 283135, 849405, 975983, 2927949, 4879915, 14639745, 16591711, 49775133, 82958555, 248875665]

約数ペア:

[(1, 248875665), (3, 82958555), (5, 49775133), (15, 16591711), (17, 14639745), (51, 4879915), (85, 2927949), (255, 975983), (293, 849405), (879, 283135), (1465, 169881), (3331, 74715), (4395, 56627), (4981, 49965), (9993, 24905), (14943, 16655)]