202475781

素因数分解:

$3^4\times {\mathrm{239}}^1\times {\mathrm{10459}}^1$

素因数の和:10710

約数の個数: 20

約数和(自身を含む): 303758400

約数和(自身を除く): 101282619

約数列:

[1, 3, 9, 27, 81, 239, 717, 2151, 6453, 10459, 19359, 31377, 94131, 282393, 847179, 2499701, 7499103, 22497309, 67491927, 202475781]

約数ペア:

[(1, 202475781), (3, 67491927), (9, 22497309), (27, 7499103), (81, 2499701), (239, 847179), (717, 282393), (2151, 94131), (6453, 31377), (10459, 19359)]