204921136

素因数分解:

$2^4\times 7^2\times {\mathrm{261379}}^1$

素因数の和:261401

約数の個数: 30

約数和(自身を含む): 461858460

約数和(自身を除く): 256937324

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 392, 784, 261379, 522758, 1045516, 1829653, 2091032, 3659306, 4182064, 7318612, 12807571, 14637224, 25615142, 29274448, 51230284, 102460568, 204921136]

約数ペア:

[(1, 204921136), (2, 102460568), (4, 51230284), (7, 29274448), (8, 25615142), (14, 14637224), (16, 12807571), (28, 7318612), (49, 4182064), (56, 3659306), (98, 2091032), (112, 1829653), (196, 1045516), (392, 522758), (784, 261379)]