200367909

素因数分解:

$3^2\times 7^3\times {\mathrm{47}}^1\times {\mathrm{1381}}^1$

素因数の和:1455

約数の個数: 48

約数和(自身を含む): 344947200

約数和(自身を除く): 144579291

約数列:

[1, 3, 7, 9, 21, 47, 49, 63, 141, 147, 329, 343, 423, 441, 987, 1029, 1381, 2303, 2961, 3087, 4143, 6909, 9667, 12429, 16121, 20727, 29001, 48363, 64907, 67669, 87003, 145089, 194721, 203007, 454349, 473683, 584163, 609021, 1363047, 1421049, 3180443, 4089141, 4263147, 9541329, 22263101, 28623987, 66789303, 200367909]

約数ペア:

[(1, 200367909), (3, 66789303), (7, 28623987), (9, 22263101), (21, 9541329), (47, 4263147), (49, 4089141), (63, 3180443), (141, 1421049), (147, 1363047), (329, 609021), (343, 584163), (423, 473683), (441, 454349), (987, 203007), (1029, 194721), (1381, 145089), (2303, 87003), (2961, 67669), (3087, 64907), (4143, 48363), (6909, 29001), (9667, 20727), (12429, 16121)]