199726156

素因数分解:

$2^2\times 7^3\times {\mathrm{149}}^1\times {\mathrm{977}}^1$

素因数の和:1151

約数の個数: 48

約数和(自身を含む): 410760000

約数和(自身を除く): 211033844

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 149, 196, 298, 343, 596, 686, 977, 1043, 1372, 1954, 2086, 3908, 4172, 6839, 7301, 13678, 14602, 27356, 29204, 47873, 51107, 95746, 102214, 145573, 191492, 204428, 291146, 335111, 582292, 670222, 1019011, 1340444, 2038022, 4076044, 7133077, 14266154, 28532308, 49931539, 99863078, 199726156]

約数ペア:

[(1, 199726156), (2, 99863078), (4, 49931539), (7, 28532308), (14, 14266154), (28, 7133077), (49, 4076044), (98, 2038022), (149, 1340444), (196, 1019011), (298, 670222), (343, 582292), (596, 335111), (686, 291146), (977, 204428), (1043, 191492), (1372, 145573), (1954, 102214), (2086, 95746), (3908, 51107), (4172, 47873), (6839, 29204), (7301, 27356), (13678, 14602)]