221157648

素因数分解:

$2^4\times 3^3\times {\mathrm{511939}}^1$

素因数の和:511956

約数の個数: 40

約数和(自身を含む): 634805600

約数和(自身を除く): 413647952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 511939, 1023878, 1535817, 2047756, 3071634, 4095512, 4607451, 6143268, 8191024, 9214902, 12286536, 13822353, 18429804, 24573072, 27644706, 36859608, 55289412, 73719216, 110578824, 221157648]

約数ペア:

[(1, 221157648), (2, 110578824), (3, 73719216), (4, 55289412), (6, 36859608), (8, 27644706), (9, 24573072), (12, 18429804), (16, 13822353), (18, 12286536), (24, 9214902), (27, 8191024), (36, 6143268), (48, 4607451), (54, 4095512), (72, 3071634), (108, 2047756), (144, 1535817), (216, 1023878), (432, 511939)]