81263469

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{73013}}^1$

素因数の和:73076

約数の個数: 16

約数和(自身を含む): 126168192

約数和(自身を除く): 44904723

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 73013, 219039, 511091, 1533273, 3869689, 11609067, 27087823, 81263469]

約数ペア:

[(1, 81263469), (3, 27087823), (7, 11609067), (21, 3869689), (53, 1533273), (159, 511091), (371, 219039), (1113, 73013)]