171044937

素因数分解:

$3^2\times 7^2\times {\mathrm{387857}}^1$

素因数の和:387877

約数の個数: 18

約数和(自身を含む): 287402778

約数和(自身を除く): 116357841

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 387857, 1163571, 2714999, 3490713, 8144997, 19004993, 24434991, 57014979, 171044937]

約数ペア:

[(1, 171044937), (3, 57014979), (7, 24434991), (9, 19004993), (21, 8144997), (49, 3490713), (63, 2714999), (147, 1163571), (441, 387857)]