129518956

素因数分解:

$2^2\times 7^2\times {\mathrm{660811}}^1$

素因数の和:660829

約数の個数: 18

約数和(自身を含む): 263663988

約数和(自身を除く): 134145032

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 660811, 1321622, 2643244, 4625677, 9251354, 18502708, 32379739, 64759478, 129518956]

約数ペア:

[(1, 129518956), (2, 64759478), (4, 32379739), (7, 18502708), (14, 9251354), (28, 4625677), (49, 2643244), (98, 1321622), (196, 660811)]