142381729

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{15259}}^1$

素因数の和:15340

約数の個数: 16

約数和(自身を含む): 171888640

約数和(自身を除く): 29506911

約数列:

[1, 7, 31, 43, 217, 301, 1333, 9331, 15259, 106813, 473029, 656137, 3311203, 4592959, 20340247, 142381729]

約数ペア:

[(1, 142381729), (7, 20340247), (31, 4592959), (43, 3311203), (217, 656137), (301, 473029), (1333, 106813), (9331, 15259)]