127086428

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{10781}}^1$

素因数の和:11213

約数の個数: 24

約数和(自身を含む): 254800224

約数和(自身を除く): 127713796

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1684, 2947, 5894, 10781, 11788, 21562, 43124, 75467, 150934, 301868, 4538801, 9077602, 18155204, 31771607, 63543214, 127086428]

約数ペア:

[(1, 127086428), (2, 63543214), (4, 31771607), (7, 18155204), (14, 9077602), (28, 4538801), (421, 301868), (842, 150934), (1684, 75467), (2947, 43124), (5894, 21562), (10781, 11788)]