8420763

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{977}}^1$

素因数の和:1023

約数の個数: 24

約数和(自身を含む): 12886128

約数和(自身を除く): 4465365

約数列:

[1, 3, 13, 17, 39, 51, 169, 221, 507, 663, 977, 2873, 2931, 8619, 12701, 16609, 38103, 49827, 165113, 215917, 495339, 647751, 2806921, 8420763]

約数ペア:

[(1, 8420763), (3, 2806921), (13, 647751), (17, 495339), (39, 215917), (51, 165113), (169, 49827), (221, 38103), (507, 16609), (663, 12701), (977, 8619), (2873, 2931)]