203229481

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{167}}^1\times {\mathrm{311}}^1$

素因数の和:541

約数の個数: 32

約数和(自身を含む): 258306048

約数和(自身を除く): 55076567

約数列:

[1, 7, 13, 43, 91, 167, 301, 311, 559, 1169, 2171, 2177, 3913, 4043, 7181, 13373, 15197, 28301, 50267, 51937, 93353, 93611, 173849, 363559, 653471, 675181, 1216943, 2233291, 4726267, 15633037, 29032783, 203229481]

約数ペア:

[(1, 203229481), (7, 29032783), (13, 15633037), (43, 4726267), (91, 2233291), (167, 1216943), (301, 675181), (311, 653471), (559, 363559), (1169, 173849), (2171, 93611), (2177, 93353), (3913, 51937), (4043, 50267), (7181, 28301), (13373, 15197)]