6621025

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:345

約数の個数: 24

約数和(自身を含む): 8838720

約数和(自身を除く): 2217695

約数列:

[1, 5, 19, 25, 53, 95, 263, 265, 475, 1007, 1315, 1325, 4997, 5035, 6575, 13939, 24985, 25175, 69695, 124925, 264841, 348475, 1324205, 6621025]

約数ペア:

[(1, 6621025), (5, 1324205), (19, 348475), (25, 264841), (53, 124925), (95, 69695), (263, 25175), (265, 24985), (475, 13939), (1007, 6575), (1315, 5035), (1325, 4997)]