542602

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:261

約数の個数: 16

約数和(自身を含む): 871200

約数和(自身を除く): 328598

約数列:

[1, 2, 19, 38, 109, 131, 218, 262, 2071, 2489, 4142, 4978, 14279, 28558, 271301, 542602]

約数ペア:

[(1, 542602), (2, 271301), (19, 28558), (38, 14279), (109, 4978), (131, 4142), (218, 2489), (262, 2071)]