28727208

素因数分解:

$2^3\times 3^2\times {\mathrm{398989}}^1$

素因数の和:399001

約数の個数: 24

約数和(自身を含む): 77803050

約数和(自身を除く): 49075842

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 398989, 797978, 1196967, 1595956, 2393934, 3191912, 3590901, 4787868, 7181802, 9575736, 14363604, 28727208]

約数ペア:

[(1, 28727208), (2, 14363604), (3, 9575736), (4, 7181802), (6, 4787868), (8, 3590901), (9, 3191912), (12, 2393934), (18, 1595956), (24, 1196967), (36, 797978), (72, 398989)]