211672972231

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{23754121}}^1$

素因数の和:23754214

約数の個数: 16

約数和(自身を含む): 258444847360

約数和(自身を除く): 46771875129

約数列:

[1, 7, 19, 67, 133, 469, 1273, 8911, 23754121, 166278847, 451328299, 1591526107, 3159298093, 11140682749, 30238996033, 211672972231]

約数ペア:

[(1, 211672972231), (7, 30238996033), (19, 11140682749), (67, 3159298093), (133, 1591526107), (469, 451328299), (1273, 166278847), (8911, 23754121)]