42215271

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{673}}^1$

素因数の和:815

約数の個数: 32

約数和(自身を含む): 67292160

約数和(自身を除く): 25076889

約数列:

[1, 3, 7, 21, 29, 87, 103, 203, 309, 609, 673, 721, 2019, 2163, 2987, 4711, 8961, 14133, 19517, 20909, 58551, 62727, 69319, 136619, 207957, 409857, 485233, 1455699, 2010251, 6030753, 14071757, 42215271]

約数ペア:

[(1, 42215271), (3, 14071757), (7, 6030753), (21, 2010251), (29, 1455699), (87, 485233), (103, 409857), (203, 207957), (309, 136619), (609, 69319), (673, 62727), (721, 58551), (2019, 20909), (2163, 19517), (2987, 14133), (4711, 8961)]