220053921

素因数分解:

$3^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{7541}}^1$

素因数の和:7752

約数の個数: 16

約数和(自身を含む): 299749248

約数和(自身を除く): 79695327

約数列:

[1, 3, 71, 137, 213, 411, 7541, 9727, 22623, 29181, 535411, 1033117, 1606233, 3099351, 73351307, 220053921]

約数ペア:

[(1, 220053921), (3, 73351307), (71, 3099351), (137, 1606233), (213, 1033117), (411, 535411), (7541, 29181), (9727, 22623)]