229509987

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{575213}}^1$

素因数の和:575242

約数の個数: 16

約数和(自身を含む): 368136960

約数和(自身を除く): 138626973

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 575213, 1725639, 4026491, 10929047, 12079473, 32787141, 76503329, 229509987]

約数ペア:

[(1, 229509987), (3, 76503329), (7, 32787141), (19, 12079473), (21, 10929047), (57, 4026491), (133, 1725639), (399, 575213)]