861442561

素因数分解:

$7^1\times {\mathrm{263}}^1\times {\mathrm{293}}^1\times {\mathrm{1597}}^1$

素因数の和:2160

約数の個数: 16

約数和(自身を含む): 992242944

約数和(自身を除く): 130800383

約数列:

[1, 7, 263, 293, 1597, 1841, 2051, 11179, 77059, 420011, 467921, 539413, 2940077, 3275447, 123063223, 861442561]

約数ペア:

[(1, 861442561), (7, 123063223), (263, 3275447), (293, 2940077), (1597, 539413), (1841, 467921), (2051, 420011), (11179, 77059)]