197967475

素因数分解:

$5^2\times {\mathrm{41}}^1\times {\mathrm{193139}}^1$

素因数の和:193190

約数の個数: 12

約数和(自身を含む): 251468280

約数和(自身を除く): 53500805

約数列:

[1, 5, 25, 41, 205, 1025, 193139, 965695, 4828475, 7918699, 39593495, 197967475]

約数ペア:

[(1, 197967475), (5, 39593495), (25, 7918699), (41, 4828475), (205, 965695), (1025, 193139)]