211728168

素因数分解:

$2^3\times 3^4\times {\mathrm{326741}}^1$

素因数の和:326759

約数の個数: 40

約数和(自身を含む): 593036730

約数和(自身を除く): 381308562

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 324, 648, 326741, 653482, 980223, 1306964, 1960446, 2613928, 2940669, 3920892, 5881338, 7841784, 8822007, 11762676, 17644014, 23525352, 26466021, 35288028, 52932042, 70576056, 105864084, 211728168]

約数ペア:

[(1, 211728168), (2, 105864084), (3, 70576056), (4, 52932042), (6, 35288028), (8, 26466021), (9, 23525352), (12, 17644014), (18, 11762676), (24, 8822007), (27, 7841784), (36, 5881338), (54, 3920892), (72, 2940669), (81, 2613928), (108, 1960446), (162, 1306964), (216, 980223), (324, 653482), (648, 326741)]