121845423

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{305377}}^1$

素因数の和:305406

約数の個数: 16

約数和(自身を含む): 195441920

約数和(自身を除く): 73596497

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 305377, 916131, 2137639, 5802163, 6412917, 17406489, 40615141, 121845423]

約数ペア:

[(1, 121845423), (3, 40615141), (7, 17406489), (19, 6412917), (21, 5802163), (57, 2137639), (133, 916131), (399, 305377)]