156720140889

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1\times {\mathrm{367621}}^1$

素因数の和:368297

約数の個数: 32

約数和(自身を含む): 238642556544

約数和(自身を除く): 81922415655

約数列:

[1, 3, 13, 17, 39, 51, 221, 643, 663, 1929, 8359, 10931, 25077, 32793, 142103, 367621, 426309, 1102863, 4779073, 6249557, 14337219, 18748671, 81244241, 236380303, 243732723, 709140909, 3072943939, 4018465151, 9218831817, 12055395453, 52240046963, 156720140889]

約数ペア:

[(1, 156720140889), (3, 52240046963), (13, 12055395453), (17, 9218831817), (39, 4018465151), (51, 3072943939), (221, 709140909), (643, 243732723), (663, 236380303), (1929, 81244241), (8359, 18748671), (10931, 14337219), (25077, 6249557), (32793, 4779073), (142103, 1102863), (367621, 426309)]