51370215

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{263437}}^1$

素因数の和:263458

約数の個数: 16

約数和(自身を含む): 88515168

約数和(自身を除く): 37144953

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 263437, 790311, 1317185, 3424681, 3951555, 10274043, 17123405, 51370215]

約数ペア:

[(1, 51370215), (3, 17123405), (5, 10274043), (13, 3951555), (15, 3424681), (39, 1317185), (65, 790311), (195, 263437)]