201327021

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{168193}}^1$

素因数の和:168225

約数の個数: 24

約数和(自身を含む): 349843520

約数和(自身を除く): 148516499

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 168193, 504579, 1177351, 1513737, 3195667, 3532053, 9587001, 10596159, 22369669, 28761003, 67109007, 201327021]

約数ペア:

[(1, 201327021), (3, 67109007), (7, 28761003), (9, 22369669), (19, 10596159), (21, 9587001), (57, 3532053), (63, 3195667), (133, 1513737), (171, 1177351), (399, 504579), (1197, 168193)]