199574207

素因数分解:

$7^3\times {\mathrm{571}}^1\times {\mathrm{1019}}^1$

素因数の和:1611

約数の個数: 16

約数和(自身を含む): 233376000

約数和(自身を除く): 33801793

約数列:

[1, 7, 49, 343, 571, 1019, 3997, 7133, 27979, 49931, 195853, 349517, 581849, 4072943, 28510601, 199574207]

約数ペア:

[(1, 199574207), (7, 28510601), (49, 4072943), (343, 581849), (571, 349517), (1019, 195853), (3997, 49931), (7133, 27979)]