28704279

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{2857}}^1$

素因数の和:3074

約数の個数: 16

約数和(自身を含む): 40743648

約数和(自身を除く): 12039369

約数列:

[1, 3, 17, 51, 197, 591, 2857, 3349, 8571, 10047, 48569, 145707, 562829, 1688487, 9568093, 28704279]

約数ペア:

[(1, 28704279), (3, 9568093), (17, 1688487), (51, 562829), (197, 145707), (591, 48569), (2857, 10047), (3349, 8571)]