28028138

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{6491}}^1$

素因数の和:6637

約数の個数: 16

約数和(自身を含む): 44872704

約数和(自身を除く): 16844566

約数列:

[1, 2, 17, 34, 127, 254, 2159, 4318, 6491, 12982, 110347, 220694, 824357, 1648714, 14014069, 28028138]

約数ペア:

[(1, 28028138), (2, 14014069), (17, 1648714), (34, 824357), (127, 220694), (254, 110347), (2159, 12982), (4318, 6491)]