126581210

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{258329}}^1$

素因数の和:258350

約数の個数: 24

約数和(自身を含む): 265046580

約数和(自身を除く): 138465370

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 245, 490, 258329, 516658, 1291645, 1808303, 2583290, 3616606, 9041515, 12658121, 18083030, 25316242, 63290605, 126581210]

約数ペア:

[(1, 126581210), (2, 63290605), (5, 25316242), (7, 18083030), (10, 12658121), (14, 9041515), (35, 3616606), (49, 2583290), (70, 1808303), (98, 1291645), (245, 516658), (490, 258329)]