204350643

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{2161}}^1$

素因数の和:2272

約数の個数: 48

約数和(自身を含む): 359756800

約数和(自身を除く): 155406157

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 79, 133, 171, 237, 399, 553, 711, 1197, 1501, 1659, 2161, 4503, 4977, 6483, 10507, 13509, 15127, 19449, 31521, 41059, 45381, 94563, 123177, 136143, 170719, 287413, 369531, 512157, 862239, 1195033, 1536471, 2586717, 3243661, 3585099, 9730983, 10755297, 22705627, 29192949, 68116881, 204350643]

約数ペア:

[(1, 204350643), (3, 68116881), (7, 29192949), (9, 22705627), (19, 10755297), (21, 9730983), (57, 3585099), (63, 3243661), (79, 2586717), (133, 1536471), (171, 1195033), (237, 862239), (399, 512157), (553, 369531), (711, 287413), (1197, 170719), (1501, 136143), (1659, 123177), (2161, 94563), (4503, 45381), (4977, 41059), (6483, 31521), (10507, 19449), (13509, 15127)]