197229459

素因数分解:

$3^1\times 7^3\times {\mathrm{191671}}^1$

素因数の和:191695

約数の個数: 16

約数和(自身を含む): 306675200

約数和(自身を除く): 109445741

約数列:

[1, 3, 7, 21, 49, 147, 343, 1029, 191671, 575013, 1341697, 4025091, 9391879, 28175637, 65743153, 197229459]

約数ペア:

[(1, 197229459), (3, 65743153), (7, 28175637), (21, 9391879), (49, 4025091), (147, 1341697), (343, 575013), (1029, 191671)]