209121876

素因数分解:

$2^2\times 3^2\times {\mathrm{89}}^1\times {\mathrm{65269}}^1$

素因数の和:65368

約数の個数: 36

約数和(自身を含む): 534561300

約数和(自身を除く): 325439424

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 89, 178, 267, 356, 534, 801, 1068, 1602, 3204, 65269, 130538, 195807, 261076, 391614, 587421, 783228, 1174842, 2349684, 5808941, 11617882, 17426823, 23235764, 34853646, 52280469, 69707292, 104560938, 209121876]

約数ペア:

[(1, 209121876), (2, 104560938), (3, 69707292), (4, 52280469), (6, 34853646), (9, 23235764), (12, 17426823), (18, 11617882), (36, 5808941), (89, 2349684), (178, 1174842), (267, 783228), (356, 587421), (534, 391614), (801, 261076), (1068, 195807), (1602, 130538), (3204, 65269)]