208806429

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{11131}}^1$

素因数の和:11197

約数の個数: 24

約数和(自身を含む): 309647712

約数和(自身を除く): 100841283

約数列:

[1, 3, 13, 37, 39, 111, 169, 481, 507, 1443, 6253, 11131, 18759, 33393, 144703, 411847, 434109, 1235541, 1881139, 5354011, 5643417, 16062033, 69602143, 208806429]

約数ペア:

[(1, 208806429), (3, 69602143), (13, 16062033), (37, 5643417), (39, 5354011), (111, 1881139), (169, 1235541), (481, 434109), (507, 411847), (1443, 144703), (6253, 33393), (11131, 18759)]