31028715

素因数分解:

$3^2\times 5^1\times {\mathrm{101}}^1\times {\mathrm{6827}}^1$

素因数の和:6939

約数の個数: 24

約数和(自身を含む): 54323568

約数和(自身を除く): 23294853

約数列:

[1, 3, 5, 9, 15, 45, 101, 303, 505, 909, 1515, 4545, 6827, 20481, 34135, 61443, 102405, 307215, 689527, 2068581, 3447635, 6205743, 10342905, 31028715]

約数ペア:

[(1, 31028715), (3, 10342905), (5, 6205743), (9, 3447635), (15, 2068581), (45, 689527), (101, 307215), (303, 102405), (505, 61443), (909, 34135), (1515, 20481), (4545, 6827)]