71456661

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{51893}}^1$

素因数の和:51922

約数の個数: 20

約数和(自身を含む): 113025132

約数和(自身を除く): 41568471

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 51893, 155679, 467037, 882181, 1401111, 2646543, 4203333, 7939629, 23818887, 71456661]

約数ペア:

[(1, 71456661), (3, 23818887), (9, 7939629), (17, 4203333), (27, 2646543), (51, 1401111), (81, 882181), (153, 467037), (459, 155679), (1377, 51893)]