142853921

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{12421}}^1$

素因数の和:12512

約数の個数: 16

約数和(自身を含む): 171721728

約数和(自身を除く): 28867807

約数列:

[1, 7, 31, 53, 217, 371, 1643, 11501, 12421, 86947, 385051, 658313, 2695357, 4608191, 20407703, 142853921]

約数ペア:

[(1, 142853921), (7, 20407703), (31, 4608191), (53, 2695357), (217, 658313), (371, 385051), (1643, 86947), (11501, 12421)]