72033921

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{140417}}^1$

素因数の和:140445

約数の個数: 16

約数和(自身を含む): 112334400

約数和(自身を除く): 40300479

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 140417, 421251, 1263753, 2667923, 3791259, 8003769, 24011307, 72033921]

約数ペア:

[(1, 72033921), (3, 24011307), (9, 8003769), (19, 3791259), (27, 2667923), (57, 1263753), (171, 421251), (513, 140417)]