128061

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{31}}^1$

素因数の和:63

約数の個数: 24

約数和(自身を含む): 209664

約数和(自身を除く): 81603

約数列:

[1, 3, 9, 17, 27, 31, 51, 81, 93, 153, 243, 279, 459, 527, 837, 1377, 1581, 2511, 4131, 4743, 7533, 14229, 42687, 128061]

約数ペア:

[(1, 128061), (3, 42687), (9, 14229), (17, 7533), (27, 4743), (31, 4131), (51, 2511), (81, 1581), (93, 1377), (153, 837), (243, 527), (279, 459)]