2009172685

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{479}}^1\times {\mathrm{1373}}^1$

素因数の和:1917

約数の個数: 32

約数和(自身を含む): 2659184640

約数和(自身を除く): 650011955

約数列:

[1, 5, 13, 47, 65, 235, 479, 611, 1373, 2395, 3055, 6227, 6865, 17849, 22513, 31135, 64531, 89245, 112565, 292669, 322655, 657667, 838903, 1463345, 3288335, 4194515, 8549671, 30910349, 42748355, 154551745, 401834537, 2009172685]

約数ペア:

[(1, 2009172685), (5, 401834537), (13, 154551745), (47, 42748355), (65, 30910349), (235, 8549671), (479, 4194515), (611, 3288335), (1373, 1463345), (2395, 838903), (3055, 657667), (6227, 322655), (6865, 292669), (17849, 112565), (22513, 89245), (31135, 64531)]