1187379

素因数分解:

$3^4\times {\mathrm{107}}^1\times {\mathrm{137}}^1$

素因数の和:256

約数の個数: 20

約数和(自身を含む): 1803384

約数和(自身を除く): 616005

約数列:

[1, 3, 9, 27, 81, 107, 137, 321, 411, 963, 1233, 2889, 3699, 8667, 11097, 14659, 43977, 131931, 395793, 1187379]

約数ペア:

[(1, 1187379), (3, 395793), (9, 131931), (27, 43977), (81, 14659), (107, 11097), (137, 8667), (321, 3699), (411, 2889), (963, 1233)]