1811095

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1$

素因数の和:195

約数の個数: 32

約数和(自身を含む): 2721600

約数和(自身を除く): 910505

約数列:

[1, 5, 11, 13, 17, 55, 65, 85, 143, 149, 187, 221, 715, 745, 935, 1105, 1639, 1937, 2431, 2533, 8195, 9685, 12155, 12665, 21307, 27863, 32929, 106535, 139315, 164645, 362219, 1811095]

約数ペア:

[(1, 1811095), (5, 362219), (11, 164645), (13, 139315), (17, 106535), (55, 32929), (65, 27863), (85, 21307), (143, 12665), (149, 12155), (187, 9685), (221, 8195), (715, 2533), (745, 2431), (935, 1937), (1105, 1639)]