127940553

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{121501}}^1$

素因数の和:121526

約数の個数: 20

約数和(自身を含む): 205824388

約数和(自身を除く): 77883835

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 121501, 364503, 1093509, 1579513, 3280527, 4738539, 9841581, 14215617, 42646851, 127940553]

約数ペア:

[(1, 127940553), (3, 42646851), (9, 14215617), (13, 9841581), (27, 4738539), (39, 3280527), (81, 1579513), (117, 1093509), (351, 364503), (1053, 121501)]