81750207

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{353897}}^1$

素因数の和:353918

約数の個数: 16

約数和(自身を含む): 135896832

約数和(自身を除く): 54146625

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 353897, 1061691, 2477279, 3892867, 7431837, 11678601, 27250069, 81750207]

約数ペア:

[(1, 81750207), (3, 27250069), (7, 11678601), (11, 7431837), (21, 3892867), (33, 2477279), (77, 1061691), (231, 353897)]