6443255

素因数分解:

$5^1\times 7^3\times {\mathrm{13}}^1\times {\mathrm{17}}^2$

素因数の和:73

約数の個数: 48

約数和(自身を含む): 10315200

約数和(自身を除く): 3871945

約数列:

[1, 5, 7, 13, 17, 35, 49, 65, 85, 91, 119, 221, 245, 289, 343, 455, 595, 637, 833, 1105, 1445, 1547, 1715, 2023, 3185, 3757, 4165, 4459, 5831, 7735, 10115, 10829, 14161, 18785, 22295, 26299, 29155, 54145, 70805, 75803, 99127, 131495, 184093, 379015, 495635, 920465, 1288651, 6443255]

約数ペア:

[(1, 6443255), (5, 1288651), (7, 920465), (13, 495635), (17, 379015), (35, 184093), (49, 131495), (65, 99127), (85, 75803), (91, 70805), (119, 54145), (221, 29155), (245, 26299), (289, 22295), (343, 18785), (455, 14161), (595, 10829), (637, 10115), (833, 7735), (1105, 5831), (1445, 4459), (1547, 4165), (1715, 3757), (2023, 3185)]