198191035

素因数分解:

$5^1\times 7^2\times {\mathrm{761}}^1\times {\mathrm{1063}}^1$

素因数の和:1843

約数の個数: 24

約数和(自身を含む): 277282656

約数和(自身を除く): 79091621

約数列:

[1, 5, 7, 35, 49, 245, 761, 1063, 3805, 5315, 5327, 7441, 26635, 37205, 37289, 52087, 186445, 260435, 808943, 4044715, 5662601, 28313005, 39638207, 198191035]

約数ペア:

[(1, 198191035), (5, 39638207), (7, 28313005), (35, 5662601), (49, 4044715), (245, 808943), (761, 260435), (1063, 186445), (3805, 52087), (5315, 37289), (5327, 37205), (7441, 26635)]