171806817

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{21701}}^1$

素因数の和:21753

約数の個数: 32

約数和(自身を含む): 291674880

約数和(自身を除く): 119868063

約数列:

[1, 3, 7, 13, 21, 29, 39, 87, 91, 203, 273, 377, 609, 1131, 2639, 7917, 21701, 65103, 151907, 282113, 455721, 629329, 846339, 1887987, 1974791, 4405303, 5924373, 8181277, 13215909, 24543831, 57268939, 171806817]

約数ペア:

[(1, 171806817), (3, 57268939), (7, 24543831), (13, 13215909), (21, 8181277), (29, 5924373), (39, 4405303), (87, 1974791), (91, 1887987), (203, 846339), (273, 629329), (377, 455721), (609, 282113), (1131, 151907), (2639, 65103), (7917, 21701)]