28605005

素因数分解:

$5^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{3637}}^1$

素因数の和:3677

約数の個数: 24

約数和(自身を含む): 40643736

約数和(自身を除く): 12038731

約数列:

[1, 5, 11, 13, 55, 65, 121, 143, 605, 715, 1573, 3637, 7865, 18185, 40007, 47281, 200035, 236405, 440077, 520091, 2200385, 2600455, 5721001, 28605005]

約数ペア:

[(1, 28605005), (5, 5721001), (11, 2600455), (13, 2200385), (55, 520091), (65, 440077), (121, 236405), (143, 200035), (605, 47281), (715, 40007), (1573, 18185), (3637, 7865)]