222287989

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{54469}}^1$

素因数の和:54540

約数の個数: 16

約数和(自身を含む): 282372480

約数和(自身を除く): 60084491

約数列:

[1, 7, 11, 53, 77, 371, 583, 4081, 54469, 381283, 599159, 2886857, 4194113, 20207999, 31755427, 222287989]

約数ペア:

[(1, 222287989), (7, 31755427), (11, 20207999), (53, 4194113), (77, 2886857), (371, 599159), (583, 381283), (4081, 54469)]