221401970643

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{17899747}}^1$

素因数の和:17899807

約数の個数: 32

約数和(自身を含む): 366586839040

約数和(自身を除く): 145184868397

約数列:

[1, 3, 7, 19, 21, 31, 57, 93, 133, 217, 399, 589, 651, 1767, 4123, 12369, 17899747, 53699241, 125298229, 340095193, 375894687, 554892157, 1020285579, 1664676471, 2380666351, 3884245099, 7141999053, 10542950983, 11652735297, 31628852949, 73800656881, 221401970643]

約数ペア:

[(1, 221401970643), (3, 73800656881), (7, 31628852949), (19, 11652735297), (21, 10542950983), (31, 7141999053), (57, 3884245099), (93, 2380666351), (133, 1664676471), (217, 1020285579), (399, 554892157), (589, 375894687), (651, 340095193), (1767, 125298229), (4123, 53699241), (12369, 17899747)]