221566235

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2621}}^1$

素因数の和:2719

約数の個数: 32

約数和(自身を含む): 305830080

約数和(自身を除く): 84263845

約数列:

[1, 5, 11, 29, 53, 55, 145, 265, 319, 583, 1537, 1595, 2621, 2915, 7685, 13105, 16907, 28831, 76009, 84535, 138913, 144155, 380045, 694565, 836099, 1528043, 4028477, 4180495, 7640215, 20142385, 44313247, 221566235]

約数ペア:

[(1, 221566235), (5, 44313247), (11, 20142385), (29, 7640215), (53, 4180495), (55, 4028477), (145, 1528043), (265, 836099), (319, 694565), (583, 380045), (1537, 144155), (1595, 138913), (2621, 84535), (2915, 76009), (7685, 28831), (13105, 16907)]