201222791

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113621}}^1$

素因数の和:113662

約数の個数: 16

約数和(自身を含む): 261785088

約数和(自身を除く): 60562297

約数列:

[1, 7, 11, 23, 77, 161, 253, 1771, 113621, 795347, 1249831, 2613283, 8748817, 18292981, 28746113, 201222791]

約数ペア:

[(1, 201222791), (7, 28746113), (11, 18292981), (23, 8748817), (77, 2613283), (161, 1249831), (253, 795347), (1771, 113621)]