221524772

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{213827}}^1$

素因数の和:213875

約数の個数: 24

約数和(自身を含む): 455025984

約数和(自身を除く): 233501212

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 213827, 427654, 855308, 1496789, 2993578, 5987156, 7911599, 15823198, 31646396, 55381193, 110762386, 221524772]

約数ペア:

[(1, 221524772), (2, 110762386), (4, 55381193), (7, 31646396), (14, 15823198), (28, 7911599), (37, 5987156), (74, 2993578), (148, 1496789), (259, 855308), (518, 427654), (1036, 213827)]