7978185

素因数分解:

$3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{10429}}^1$

素因数の和:10457

約数の個数: 24

約数和(自身を含む): 14643720

約数和(自身を除く): 6665535

約数列:

[1, 3, 5, 9, 15, 17, 45, 51, 85, 153, 255, 765, 10429, 31287, 52145, 93861, 156435, 177293, 469305, 531879, 886465, 1595637, 2659395, 7978185]

約数ペア:

[(1, 7978185), (3, 2659395), (5, 1595637), (9, 886465), (15, 531879), (17, 469305), (45, 177293), (51, 156435), (85, 93861), (153, 52145), (255, 31287), (765, 10429)]