139798503

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{16829}}^1$

素因数の和:16919

約数の個数: 24

約数和(自身を含む): 220540320

約数和(自身を除く): 80741817

約数列:

[1, 3, 9, 13, 39, 71, 117, 213, 639, 923, 2769, 8307, 16829, 50487, 151461, 218777, 656331, 1194859, 1968993, 3584577, 10753731, 15533167, 46599501, 139798503]

約数ペア:

[(1, 139798503), (3, 46599501), (9, 15533167), (13, 10753731), (39, 3584577), (71, 1968993), (117, 1194859), (213, 656331), (639, 218777), (923, 151461), (2769, 50487), (8307, 16829)]