7974207

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{5791}}^1$

素因数の和:5820

約数の個数: 20

約数和(自身を含む): 12614976

約数和(自身を除く): 4640769

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 5791, 17373, 52119, 98447, 156357, 295341, 469071, 886023, 2658069, 7974207]

約数ペア:

[(1, 7974207), (3, 2658069), (9, 886023), (17, 469071), (27, 295341), (51, 156357), (81, 98447), (153, 52119), (459, 17373), (1377, 5791)]