199997278

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{114809}}^1$

素因数の和:114891

約数の個数: 16

約数和(自身を含む): 327897360

約数和(自身を除く): 127900082

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 114809, 229618, 1492517, 2985034, 7692203, 15384406, 99998639, 199997278]

約数ペア:

[(1, 199997278), (2, 99998639), (13, 15384406), (26, 7692203), (67, 2985034), (134, 1492517), (871, 229618), (1742, 114809)]