72945171

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{207821}}^1$

素因数の和:207843

約数の個数: 16

約数和(自身を含む): 116380320

約数和(自身を除く): 43435149

約数列:

[1, 3, 9, 13, 27, 39, 117, 351, 207821, 623463, 1870389, 2701673, 5611167, 8105019, 24315057, 72945171]

約数ペア:

[(1, 72945171), (3, 24315057), (9, 8105019), (13, 5611167), (27, 2701673), (39, 1870389), (117, 623463), (351, 207821)]