161756037

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{7717}}^1$

素因数の和:7877

約数の個数: 24

約数和(自身を含む): 249229656

約数和(自身を除く): 87473619

約数列:

[1, 3, 9, 17, 51, 137, 153, 411, 1233, 2329, 6987, 7717, 20961, 23151, 69453, 131189, 393567, 1057229, 1180701, 3171687, 9515061, 17972893, 53918679, 161756037]

約数ペア:

[(1, 161756037), (3, 53918679), (9, 17972893), (17, 9515061), (51, 3171687), (137, 1180701), (153, 1057229), (411, 393567), (1233, 131189), (2329, 69453), (6987, 23151), (7717, 20961)]