243392961

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{681773}}^1$

素因数の和:681800

約数の個数: 16

約数和(自身を含む): 392701824

約数和(自身を除く): 149308863

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 681773, 2045319, 4772411, 11590141, 14317233, 34770423, 81130987, 243392961]

約数ペア:

[(1, 243392961), (3, 81130987), (7, 34770423), (17, 14317233), (21, 11590141), (51, 4772411), (119, 2045319), (357, 681773)]