25971428

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{29921}}^1$

素因数の和:29963

約数の個数: 24

約数和(自身を含む): 53620224

約数和(自身を除く): 27648796

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 29921, 59842, 119684, 209447, 418894, 837788, 927551, 1855102, 3710204, 6492857, 12985714, 25971428]

約数ペア:

[(1, 25971428), (2, 12985714), (4, 6492857), (7, 3710204), (14, 1855102), (28, 927551), (31, 837788), (62, 418894), (124, 209447), (217, 119684), (434, 59842), (868, 29921)]