143828721

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{6763}}^1$

素因数の和:6925

約数の個数: 24

約数和(自身を含む): 221588640

約数和(自身を除く): 77759919

約数列:

[1, 3, 9, 17, 51, 139, 153, 417, 1251, 2363, 6763, 7089, 20289, 21267, 60867, 114971, 344913, 940057, 1034739, 2820171, 8460513, 15980969, 47942907, 143828721]

約数ペア:

[(1, 143828721), (3, 47942907), (9, 15980969), (17, 8460513), (51, 2820171), (139, 1034739), (153, 940057), (417, 344913), (1251, 114971), (2363, 60867), (6763, 21267), (7089, 20289)]