218891343

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{349109}}^1$

素因数の和:349142

約数の個数: 16

約数和(自身を含む): 335145600

約数和(自身を除く): 116254257

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 349109, 1047327, 3840199, 6633071, 11520597, 19899213, 72963781, 218891343]

約数ペア:

[(1, 218891343), (3, 72963781), (11, 19899213), (19, 11520597), (33, 6633071), (57, 3840199), (209, 1047327), (627, 349109)]