201568017

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{72169}}^1$

素因数の和:72205

約数の個数: 24

約数和(自身を含む): 329095200

約数和(自身を除く): 127527183

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 72169, 216507, 505183, 1371211, 1515549, 3536281, 4113633, 9598477, 10608843, 28795431, 67189339, 201568017]

約数ペア:

[(1, 201568017), (3, 67189339), (7, 28795431), (19, 10608843), (21, 9598477), (49, 4113633), (57, 3536281), (133, 1515549), (147, 1371211), (399, 505183), (931, 216507), (2793, 72169)]