157643143

素因数分解:

$7^3\times {\mathrm{197}}^1\times {\mathrm{2333}}^1$

素因数の和:2551

約数の個数: 16

約数和(自身を含む): 184852800

約数和(自身を除く): 27209657

約数列:

[1, 7, 49, 197, 343, 1379, 2333, 9653, 16331, 67571, 114317, 459601, 800219, 3217207, 22520449, 157643143]

約数ペア:

[(1, 157643143), (7, 22520449), (49, 3217207), (197, 800219), (343, 459601), (1379, 114317), (2333, 67571), (9653, 16331)]