72090351

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{140527}}^1$

素因数の和:140555

約数の個数: 16

約数和(自身を含む): 112422400

約数和(自身を除く): 40332049

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 140527, 421581, 1264743, 2670013, 3794229, 8010039, 24030117, 72090351]

約数ペア:

[(1, 72090351), (3, 24030117), (9, 8010039), (19, 3794229), (27, 2670013), (57, 1264743), (171, 421581), (513, 140527)]