221566268

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31277}}^1$

素因数の和:31322

約数の個数: 48

約数和(自身を含む): 504451584

約数和(自身を除く): 282885316

約数列:

[1, 2, 4, 7, 11, 14, 22, 23, 28, 44, 46, 77, 92, 154, 161, 253, 308, 322, 506, 644, 1012, 1771, 3542, 7084, 31277, 62554, 125108, 218939, 344047, 437878, 688094, 719371, 875756, 1376188, 1438742, 2408329, 2877484, 4816658, 5035597, 7913081, 9633316, 10071194, 15826162, 20142388, 31652324, 55391567, 110783134, 221566268]

約数ペア:

[(1, 221566268), (2, 110783134), (4, 55391567), (7, 31652324), (11, 20142388), (14, 15826162), (22, 10071194), (23, 9633316), (28, 7913081), (44, 5035597), (46, 4816658), (77, 2877484), (92, 2408329), (154, 1438742), (161, 1376188), (253, 875756), (308, 719371), (322, 688094), (506, 437878), (644, 344047), (1012, 218939), (1771, 125108), (3542, 62554), (7084, 31277)]