42391005

素因数分解:

$3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{83}}^1\times {\mathrm{431}}^1$

素因数の和:601

約数の個数: 32

約数和(自身を含む): 69672960

約数和(自身を除く): 27281955

約数列:

[1, 3, 5, 15, 79, 83, 237, 249, 395, 415, 431, 1185, 1245, 1293, 2155, 6465, 6557, 19671, 32785, 34049, 35773, 98355, 102147, 107319, 170245, 178865, 510735, 536595, 2826067, 8478201, 14130335, 42391005]

約数ペア:

[(1, 42391005), (3, 14130335), (5, 8478201), (15, 2826067), (79, 536595), (83, 510735), (237, 178865), (249, 170245), (395, 107319), (415, 102147), (431, 98355), (1185, 35773), (1245, 34049), (1293, 32785), (2155, 19671), (6465, 6557)]