947222017

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{977}}^1\times {\mathrm{3221}}^1$

素因数の和:4248

約数の個数: 16

約数和(自身を含む): 1109192832

約数和(自身を除く): 161970815

約数列:

[1, 7, 43, 301, 977, 3221, 6839, 22547, 42011, 138503, 294077, 969521, 3146917, 22028419, 135317431, 947222017]

約数ペア:

[(1, 947222017), (7, 135317431), (43, 22028419), (301, 3146917), (977, 969521), (3221, 294077), (6839, 138503), (22547, 42011)]