161001441

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{7681}}^1$

素因数の和:7841

約数の個数: 24

約数和(自身を含む): 248067144

約数和(自身を除く): 87065703

約数列:

[1, 3, 9, 17, 51, 137, 153, 411, 1233, 2329, 6987, 7681, 20961, 23043, 69129, 130577, 391731, 1052297, 1175193, 3156891, 9470673, 17889049, 53667147, 161001441]

約数ペア:

[(1, 161001441), (3, 53667147), (9, 17889049), (17, 9470673), (51, 3156891), (137, 1175193), (153, 1052297), (411, 391731), (1233, 130577), (2329, 69129), (6987, 23043), (7681, 20961)]