128843541

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{83719}}^1$

素因数の和:83750

約数の個数: 20

約数和(自身を含む): 202602400

約数和(自身を除く): 73758859

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 83719, 251157, 753471, 1590661, 2260413, 4771983, 6781239, 14315949, 42947847, 128843541]

約数ペア:

[(1, 128843541), (3, 42947847), (9, 14315949), (19, 6781239), (27, 4771983), (57, 2260413), (81, 1590661), (171, 753471), (513, 251157), (1539, 83719)]