219099621

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{17393}}^1$

素因数の和:17445

約数の個数: 32

約数和(自身を含む): 350663040

約数和(自身を除く): 131563419

約数列:

[1, 3, 13, 17, 19, 39, 51, 57, 221, 247, 323, 663, 741, 969, 4199, 12597, 17393, 52179, 226109, 295681, 330467, 678327, 887043, 991401, 3843853, 4296071, 5617939, 11531559, 12888213, 16853817, 73033207, 219099621]

約数ペア:

[(1, 219099621), (3, 73033207), (13, 16853817), (17, 12888213), (19, 11531559), (39, 5617939), (51, 4296071), (57, 3843853), (221, 991401), (247, 887043), (323, 678327), (663, 330467), (741, 295681), (969, 226109), (4199, 52179), (12597, 17393)]