221575046

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{769}}^1\times {\mathrm{1871}}^1$

素因数の和:2660

約数の個数: 32

約数和(自身を含む): 415134720

約数和(自身を除く): 193559674

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 769, 1538, 1871, 3742, 5383, 8459, 10766, 13097, 16918, 20581, 26194, 41162, 59213, 118426, 144067, 288134, 1438799, 2877598, 10071593, 15826789, 20143186, 31653578, 110787523, 221575046]

約数ペア:

[(1, 221575046), (2, 110787523), (7, 31653578), (11, 20143186), (14, 15826789), (22, 10071593), (77, 2877598), (154, 1438799), (769, 288134), (1538, 144067), (1871, 118426), (3742, 59213), (5383, 41162), (8459, 26194), (10766, 20581), (13097, 16918)]