210977998

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{7919}}^1$

素因数の和:8112

約数の個数: 32

約数和(自身を含む): 396887040

約数和(自身を除く): 185909042

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 173, 346, 1211, 1903, 2422, 3806, 7919, 13321, 15838, 26642, 55433, 87109, 110866, 174218, 609763, 1219526, 1369987, 2739974, 9589909, 15069857, 19179818, 30139714, 105488999, 210977998]

約数ペア:

[(1, 210977998), (2, 105488999), (7, 30139714), (11, 19179818), (14, 15069857), (22, 9589909), (77, 2739974), (154, 1369987), (173, 1219526), (346, 609763), (1211, 174218), (1903, 110866), (2422, 87109), (3806, 55433), (7919, 26642), (13321, 15838)]