208995963

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{275357}}^1$

素因数の和:275394

約数の個数: 16

約数和(自身を含む): 317212416

約数和(自身を除く): 108216453

約数列:

[1, 3, 11, 23, 33, 69, 253, 759, 275357, 826071, 3028927, 6333211, 9086781, 18999633, 69665321, 208995963]

約数ペア:

[(1, 208995963), (3, 69665321), (11, 18999633), (23, 9086781), (33, 6333211), (69, 3028927), (253, 826071), (759, 275357)]