420218687

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{317}}^1\times {\mathrm{9967}}^1$

素因数の和:10310

約数の個数: 16

約数和(自身を含む): 507171840

約数和(自身を除く): 86953153

約数列:

[1, 7, 19, 133, 317, 2219, 6023, 9967, 42161, 69769, 189373, 1325611, 3159539, 22116773, 60031241, 420218687]

約数ペア:

[(1, 420218687), (7, 60031241), (19, 22116773), (133, 3159539), (317, 1325611), (2219, 189373), (6023, 69769), (9967, 42161)]