205018797

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{233}}^1\times {\mathrm{359}}^1$

素因数の和:657

約数の個数: 32

約数和(自身を含む): 296524800

約数和(自身を除く): 91506003

約数列:

[1, 3, 19, 43, 57, 129, 233, 359, 699, 817, 1077, 2451, 4427, 6821, 10019, 13281, 15437, 20463, 30057, 46311, 83647, 190361, 250941, 293303, 571083, 879909, 1589293, 3596821, 4767879, 10790463, 68339599, 205018797]

約数ペア:

[(1, 205018797), (3, 68339599), (19, 10790463), (43, 4767879), (57, 3596821), (129, 1589293), (233, 879909), (359, 571083), (699, 293303), (817, 250941), (1077, 190361), (2451, 83647), (4427, 46311), (6821, 30057), (10019, 20463), (13281, 15437)]