220378543

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{46919}}^1$

素因数の和:46998

約数の個数: 16

約数和(自身を含む): 279267840

約数和(自身を除く): 58889297

約数列:

[1, 7, 11, 61, 77, 427, 671, 4697, 46919, 328433, 516109, 2862059, 3612763, 20034413, 31482649, 220378543]

約数ペア:

[(1, 220378543), (7, 31482649), (11, 20034413), (61, 3612763), (77, 2862059), (427, 516109), (671, 328433), (4697, 46919)]