85961979

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{20809}}^1$

素因数の和:20841

約数の個数: 24

約数和(自身を含む): 136347120

約数和(自身を除く): 50385141

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 1377, 4131, 20809, 62427, 187281, 353753, 561843, 1061259, 1685529, 3183777, 5056587, 9551331, 28653993, 85961979]

約数ペア:

[(1, 85961979), (3, 28653993), (9, 9551331), (17, 5056587), (27, 3183777), (51, 1685529), (81, 1061259), (153, 561843), (243, 353753), (459, 187281), (1377, 62427), (4131, 20809)]